AP Prep 2/ Flashcards
Which of the options below is the most effective treatment of spasmodic torticollis?
- Gabapentin
- Topiramate
- Glatiramer acetate
- Levodopa/carbidopa
- Botulinum toxin
Botulinum toxin (decreases presynaptic release of acetylcholine)
The parents of a seven-year-old child report that their child has “mood swings” which consist of the child suddenly becoming irritable, angry, and throwing tantrums. When asked what precipitates these episodes, they reply, “When we tell him ‘no’ or he does not get his way.” Based on this information, which diagnosis is most appropriate preliminarily?
Oppositional defiant disorder
A university student in good academic standing has test anxiety and starts CBT. The therapist asks, “If you were to fail the upcoming physics exam, what would that mean?” The student replies, “I would then fail the whole course, and I would have to leave school, and no one in my family would want anything to do with me.” The student’s response is best characterized as:
- personalization
- negative focus
- arbitrary inference
- catastrophic thinking
- all-or-nothing thinking
catastrophic thinking
Histamine is a neurotransmitter that plays a key role in regulating transition between ___ and wakefulness.
sleep
People with idiopathic intracranial hypertension are often ___ and have headache.
obese
A 20yo comes to the ED with clouded sensorium, agitation and hyperactivity, mild paranoia, pressured speech, and euphoric though labile mood. Physical exam shows hypertension, tachycardia, and vertical nystagmus. Which of the following substances was most likely used?
- Flunitrazepam
- Phencyclidine
- Gamma-hydroxybutyrate
- LSD
- MDMA
Phencyclidine
During a routine exam a 70yo man says, “My wife thinks I should ask you…she thinks I should do something about…it’s our sex life…never mind.” The doctor asks, “Your sex life?” The man says, “Yes, you see…we get started okay, but then…” The patient then stops talking. Which of the following responses by the doctor is most appropriate?
- “You’re doing fine. Go on.”
- “Does your orgasm come too early”
- “Can you get an erection? How long does it last?”
- We don’t have to talk about this if you don’t want to.”
- It appears that talking about sex raises significant conflicts for you.”
“You’re doing fine. Go on.”
In doing a QI project to address poor handoffs at shift change, a first step might be to design a protocol to determine the ___ of missed handoffs on the unit.
prevalence
Which of the following fine motor tasks involved in dressing does a child typically master last?
- Zipping a jacket
- Buttoning a sweater
- Tying laces on shoes
- Strapping Velcro on boots
- Snapping buttons on a coat
Tying laces on shoes
Which of the following disorders carries the greatest global burden of disease according to the World Health Organization’s estimates of years lived with disability?
- Bipolar
- Alcohol use
- Schizophrenia
- Major depressive
- Generalized anxiety
Major depressive
(MDD ranks in the top ten worldwide for greatest burden of disease, as measured by years of life lost due to poor health, disability or premature death;
financial impact is greater for schizophrenia)
Deep brain stimulation (the neurosurgeons), hit the subcallosal cingulate for depression (SCC; they like sports and the SEC, but get paid to target the SCC). Transcranial magnetic stimulation typically targets which area of the brain in treating depression?
Left prefrontal cortex (Tina at Northridge is targeting the left PFC!)
During the acute initial refeeding phase of treatment for a patient with severe anorexia nervosa, which of the following is the most helpful focus of psychotherapeutic interventions with the patient?
- Framing the use of disordered eating behavior as a maladaptive coping mechanism
- Identifying triggers for relapse and developing plans to prevent relapse
- Exploring developmental, familial, and cultural antecedents to illness
- Challenging cognitive distortions and negative core beliefs
- Coaching, supporting, and providing behavioral reinforcement
Coaching, supporting, and providing behavioral reinforcement
A male patient with MDD comes to the ED with suicidal thoughts. The patient is wearing women’s undies. The patient says they used to become sexually aroused while cross-dressing, and thinks often about dressing as a woman. These thoughts cause him significant distress. Which of the diagnoses below best fits this presentation?
- Gender dysphoria
- Fetishistic disorder
- Voyeuristic disorder
- Transvestic disorder
- Exhibitionist disorder
Transvestic disorder
A 7yo is seen for anxiety after repeatedly refusing to get on the school bus, and voicing an irrational fear that the bus will crash. Which of the following questions would be most useful for exploring an operant conditional model as an explanation for the child’s anxiety?
- “How do you feel when you’re on the bus?”
- “How often do you suppose buses get into accidents?”
- “Have you ever been in a car accident, even a small one?”
- “Have you ever seen any bad bus accidents on television?”
- “How do your parents respond when you are afraid of the bus?”
“How do your parents respond when you are afraid of the bus?”
[Operant conditioning is a learning process through which the strength of a behavior is modified by reinforcement or punishment.]
Current evidence regarding the efficacy of family therapy as treatment for eating disorders reports that it:
- is superior to individual therapy for patients of all ages.
- is efficacious for adults, but adolescents are less likely to respond.
- is superior to individual therapy for adolescents 6-12 months after treatment.
- improves remission rates for adults in anorexia nervosa but not in bulimia nervosa.
- is superior to individual therapy at the end of treatment, but effects are not sustained.
-is superior to individual therapy for adolescents 6-12 months after treatment.
A 39yo seeks psychotherapy after his wife threatens to divorce him due to his constant accusations that she is having affairs. The patient acknowledges monitoring his wife’s emails and text messages, and tracing phone calls from numbers he does not recognize on their home phone. The patient asserts that all of the couple’s friends are “on my wife’s side” and refuses to confide in them due to doubts about their loyalty, and belief that shared information will be used against him in divorce proceedings. The patient also refuses communication with his brother who suggested marital therapy several years ago. The patient has no changes in sleep, appetite or energy level. Which of the following is the most likely diagnosis?
- Delusional disorder
- Paranoid personality disorder
- Schizotypal personality disorder
- Chronic paranoid schizophrenia
- Major depressive disorder with psychotic features
Paranoid personality disorder
The primary purpose of computed tomography scan in the evaluation of a patient suspected of having an acute ischemic stroke is to ___ the presence of hemorrhage.
exclude
A patient with depression complains of low energy, poor concentration, and weight gain. Which of the following medications would be the best choice to prescribe this patient?
- Amitriptyline
- Bupropion
- Mirtazapine
- Phenelzine
- Selegiline
Bupropion
The cortical response to inflammation is primarily mediated by ___.
microglia
[Microglia secrete innate proinflammatory cytokines TNF-a and IL-1B in patients with inflammatory conditions that affect the brain.]
A 25yo female with a history of heroin dependence has been stabilized on methadone maintenance for the past year. The patient is now three months pregnant, and presents to the psychiatrist to find out what the best treatment approach is for her and her unborn child. Which of the following is the best recommendation for the psychiatrist to make?
- Continue methadone maintenance
- Immediately discontinue methadone
- Use naloxone to facilitate detoxification
- Switch to L-alpha-acetyl-methadone
- Taper and discontinue methadone over the next several weeks
Continue methadone maintenance
If a pt expresses interest in an app to help manage their mental health condition, the response supported by literature is “I would like to ___ the app myself. Then we can further discuss the idea.”
review
Which of the following symptoms would best support a diagnosis of dissociative identity disorder rather than posttraumatic stress disorder?
- Dissociative flashbacks
- Amnesia for everyday events
- Amnesia for some aspects of trauma
- Reduced awareness of one’s surroundings
- Hyperarousal focused around a traumatic event
Amnesia for everyday events
Blockade of which receptor is primarily responsible for the sedative and weight-gaining side effects of many antipsychotic antidepressant medications?
Histamine receptor
Which of the following is a core feature of practicing mindfulness?
- Experiencing internal and external stimuli non-judgmentally
- Learning to systematically relax muscles through the body
- Noticing thoughts and discovering which ones are maladaptive
- Practicing regulating the breath to induce a parasympathetic state
- Increasing focus by continually bringing attention back to a chosen point
Experiencing internal and external stimuli non-judgmentally
Which of the following is a psychosocial treatment for schizophrenia that focuses on social awareness and basic mental processes, with the aim of helping patients understand their own intellectual capacities, strengths, and limitations?
- Major role therapy
- Social skills training
- Metacognitive therapy
- Psychodynamic therapy
- Assertive community therapy
Metacognitive therapy
Which medication was first used as a treatment for gout, and later promoted by John Cade for the treatment of unstable mood?
Lithium
The parents of a 6yo report the child has been having difficulty in multiple settings. The child has difficulty taking turns in conversations, frequently monopolizes conversations with topics that are not of interest to peers, and does not follow social norms such as saying “good morning” in response to his teacher’s greeting. In addition, the child has a hard time understanding jokes, often interpreting what is being said quite literally. The parents report that otherwise the child is interested in making friends, has a variety of interests, and is able to adapt to variations in routine. On exam, the child makes good eye contact and speaks with the psychiatrist in a very formal tone. Which of the following is the most likely diagnosis?
- Language disorder
- Speech sound disorder
- Autism spectrum disorder
- Childhood-onset fluency disorder
- Social (pragmatic) communication disorder
Social (pragmatic) communication disorder
Which of the following genetic methods best allows for the analysis of rare variation in the population?
- Pedigree analysis
- Standard karyotype
- Affected-sib pair analysis
- Next generation sequencing
- Genome-wide association studies
Next generation sequencing
Which of the following chemotherapy agents is most commonly associated with a distal sensory polyneuropathy?
- Cisplatin
- Lapatinib
- Methotrexate
- Gemcitabine
- Temozolomide
Cisplatin
The physician directs a patient with a tremor to tap one hand at a different rate to see if the tremor can be entrained to be at the same rate as the tapping hand. This is a method to test for which type of tremor?
Psychogenic
A patient has agraphia, acalculia, right-left disorientation, and finger agnosia and is most likely to have a lesion in the region of which part of the dominant hemisphere?
- Precuneus
- Angular gyrus
- Fusiform gyrus (facial recognition)
- Occipital cortex
- Post-central gyrus
Angular gyrus
[The angular gyrus is a region of the brain in the parietal lobe, that lies near the superior edge of the temporal lobe, and immediately posterior to the supramarginal gyrus; it is involved in a number of processes related to language, number processing and spatial cognition, memory retrieval, attention, and theory of mind.]
A 16yo comes to the ED for agitation and paranoia. The patient seems to be hallucinating and says, “I’m walking on air.” Physical exam show tachycardia. The clinical picture is most characteristic of:
- cocaine withdrawal
- caffeine intoxication
- marijuana withdrawal
- prescription opioid withdrawal
- dextromethorphan intoxication
dextromethorphan intoxication (creates dissociative feelings, present in many over the count medications such as sleep aids)
A psychiatrist is consulted by a local police department to evaluate an officer’s fitness to return to work. The psychiatrist is concerned about being in a double agentry conflict. Which of the following is the most ethical means of addressing this potential conflict?
- Refuse to do the consultation
- Provide informed consent about the limits of confidentiality
- Ask a member of the police department to join the interview
- Avoid asking the officer questions that might reveal impairment
- Conduct a full assessment but allow the officer to edit the report
Provide informed consent about the limits of confidentiality
A patient with cocaine addiction has cravings for cocaine whenever passing by a “crack-house.” This reaction exemplifies ___ ___.
classical conditioning
A patient c/o excessive daytime sleepiness, morning headaches, and excessive nighttime sweating. These symptoms are consistent with which of the following sleep disorders?
- Insomnia
- Narcolepsy
- Parasomnia
- Restless leg syndrome
- Obstructive sleep apnea
Obstructive sleep apnea (note that with OSA often there is excessive nighttime sweating)
A pt in the third month of psychodynamic psychotherapy continues to dismiss any attempt by the psychiatric resident to offer alternative viewpoints to the patient’s assumptions about the cause of interpersonal conflict and the negative effects of it. This type of behavior is most characteristic of which of the following conditions?
- Avoidant personality disorder
- Dissociative identity disorder
- Narcissistic personality disorder
- Obsessive-compulsive disorder
- Schizotypal personality disorder
Narcissistic personality disorder
The psychiatrist interview an otherwise healthy 80yo retired surgeon. The patient is most likely to have problems with which of the following tasks?
- Recalling how to suture a wound
- Recalling autobiographical information
- Answering close-ended questions about a recently read book
- Remembering whether he had a haircut before or after lunch yesterday
- Remembering whether he learned about a recent event on TV or in the newspaper
Remembering whether he learned about a recent event on TV or in the newspaper
Event-related potentials on electroencephalograph are currently most useful for confirming which of the following diagnoses?
- Schizophrenia
- Panic disorder
- Conversion disorder
- Bipolar affective disorder
- Female orgasmic disorder
Conversion disorder
Epigenetic drift refers to a collection of epigenetic changes at certain sites in the genome that diverge as a function of age. Epigenetic drift has been postulated to contribute to which of the following disorders?
- Vascular dementia
- Lewy body dementia
- Frontotemporal dementia
- Early-onset Alzheimer disease
- Late-onset Alzheimer disease
Late-onset Alzheimer disease (APOE*E4)
A patient remains depressed despite psychotherapy and multiple adequate medication trials. The psychiatrist isn’t sure what to try next and consults with a supervisor. Which of the following ethical principles is illustrated by this consultation?
- Justice
- Paternalism
- Nonmaleficence
- Conflict of interest
- Respect for autonomy
Nonmaleficence
What is a serotonergic antibiotic that if combined with fluoxetine may lead to serotonin syndrome?
Linezolid
Which of the following aspects of attention-deficit/hyperactivity disorder is most likely to improve as children age?
- Impulsivity
- Hyperactivity
- Inattention
- Peer relationships
- Academic difficulties
Hyperactivity
Circadian rhythms related to sleep behavior are set and maintained in what area?
Suprachiasmatic nucleus
A woman with “vaginal spasms” during sex, feels anxious about sex as a result and has become avoidant and dismissive of sexual encounters has a normal gynecologic exam without discomfort. Most likely diagnosis is which of the following?
- Somatic symptom disorder
- Generalized anxiety disorder
- Female orgasmic disorder
- Genito-pelvic pain/penetration disorder
- Female sexual interest/arousal disorder
Genito-pelvic pain/penetration disorder
An 82yo presents with depressed mood and cognitive decline. The patient answers the interviewer’s questions with brief, one-word responses and rare spontaneous elaboration. This is an example of which of the following?
- Echolalia (meaningless repetition of another person’s spoken words)
- Loss of goal
- Poverty of speech
- Latency of speech
- Paraphasic speech
Poverty of speech
A 25yo is hospitalized for a first episode of psychosis, and the patient’s parents have called the psychiatrist twice asking for advice about how to assist in their son’s care. The patient does not want the team to speak to his parents because he believes that his parents are identical imposters implanted by government agents. According to the federal Health Insurance Portability and Accountability Act (HIPAA) guidance, which of the following best describes the extent to which information can be shared?
- Provide information only with written consent
- Accept a parent’s surrogate consent to release information
- Provide information given the lack of capacity and likely benefit
- Provide information only when the patient retracts the objection
- Receive information from the parents but do not offer information
Provide information given the lack of capacity and likely benefit
The psychiatrist is reviewing the literature to find out which antidepressant has the best evidence to treat depression in “real world” settings. The psychiatrist should seek evidence from which of the following types of research studies?
- Efficacy
- Prevalence
- Cross-over
- Effectiveness
- Retrospective
Effectiveness
In the Clinical Antipsychotic Trials of Intervention Effectiveness (CATIE) study, which medication was considered most effective due to its low rate of discontinuation, high reduction in psychopathology, and longest time to discontinuation of treatment?
Olanzapine
By which age should the corticospinal tracts have completed myelination in typically developing children?
3 years
Parents describe their 10yo as a “girly boy.” They state that most of their son’s friends are girls, and he prefers to “play house” and play with dolls. They report no distress or impairment in the teen’s functioning. Which of the following is the most likely diagnosis?
- Anxiety disorder
- Gender dysphoria
- Body dysmorphic disorder
- Separation anxiety disorder
- Nonconformity to gender role
Nonconformity to gender role
Patient’s with Parkinson’s Disease may not feel sad, worthless or have SI or be depressed, but rather not have motivation to do anything or have interest in social events due to ___.
apathy
Clozapine levels may drop precipitously with psychosis returning for patients with schizophrenia if the patient resume heavy ___.
smoking
[polycyclic aromatic hydrocarbons in cigarrette smoke induce CYP1A2]
The Study of Women’s Health Across the Nation compared women ages 42 to 52 years with persistent or recurrent depressive symptoms to those with a single depressive episode. Which of the following risk factors distinguished those with persistent disease?
- Obesity
- Marital status
- Sleep problems
- Menopausal status
- Childhood maltreatment
Sleep problems
The decrease late-life prevalence of personality disorders is explained by typical psychosocial ___.
maturation
Plasticity in the mammalian brain necessary for learning and memory is best accounted for by which of the following structural changes?
- Neuronal size
- Neuronal number
- Dendritic pruning
- Synaptic connectivity
- Cellular migration and reorganization
Synaptic connectivity
DNA methylation regulatory enzymes and proteins have recently been described inside what intracellular feature? -Vesicles -Mitochondria -Golgi apparatus -Rough endoplasmic reticulum Smooth endoplasmic reticulum
Mitochondria
[DNA methylation is a process by which methyl groups are added to the DNA molecule. Methylation can change the activity of a DNA segment without changing the sequence. When located in a gene promoter, DNA methylation typically acts to repress gene transcription.]
A patient presents with multiple episodes of limb-shaking lasting over three minutes. During these episodes the patient is conscious, talking, and reports the ability to briefly suppress the movements. Which of the following factors is associated with poor prognosis for this patient?
- High intelligence
- Comorbid mood disorder
- Clearly identified stressor
- Insidious onset of symptoms
- Short interval between onset and treatment
Insidious onset of symptoms
Light exposure too late in the day with light box can lead to undesirably later sleep ___ and later wakening times.
onset
Which of the following is most likely to be free of any significant interaction with other antiepileptic medications?
- Topiramate
- Lamotrigine
- Valproic acid
- Levetiracetam/Keppra
- Oxcarbazepine
Levetiracetam/Keppra
Conducting a session after hours in a local coffee bar is an example of a boundary ___.
violation (involves exploitation)
The Patient Health Questionnaire-9 is a validated tool to assess the severity of which of the following disorders?
- Bipolar
- Illness anxiety
- Major depressive
- Somatic symptom
- Generalized anxiety
Major depressive
Following a normal full-term birth, by what age are circadian (suprachiasmatic nucleus) sleep rhythms similar to those of an adult generally established in the child?
6 months
___ is a selective norepinephrine reuptake inhibitor that is FDA approved for both adults and children (6-17yo) in the treatment of attention-deficit/hyperactivity disorder that carries an FDA black box warning for suicidal ideation in children and adolescents.
Atomoxetine/Strattera
Boys with which of the following variables are more likely to delay first sexual intercourse until after age 18?
- Anxiety symptoms
- Physical aggression
- Depressive symptoms
- Increased alcohol use
- Higher maternal education level
Anxiety symptoms
A 25yo with no PSH has new preoccupation with imagined defects in appearance which is a cause of excessive concern. He has distress over appearance, no other psychiatric or medical findings. Which of the following medications is most appropriate for the patient?
- Quetiapine
- Mirtazapine
- Olanzapine
- Bupropion
- Fluoxetine/Prozac
Fluoxetine/Prozac
A college student reports feeling embarrassed at school, particularly when speaking publicly or choosing a seat in the cafeteria, at which time the patient experiences blushing, muscle twitching and a feeling of shame. The patient expresses sadness about not having friends. Which of the following is the most likely diagnosis?
- Panic disorder
- Specific phobia
- Social anxiety disorder
- Major depressive disorder
- Schizoid personality disorder
Social anxiety disorder
A 70yo has new onset “confusion”, seems to have trouble speaking and is able to communicate with single words or short sentences but often can’t think of the word he wants to say. Some sentences do not make sense and the patient utters phrases such as, “the snoodle linkered in the yard” when referring to his dog. He is unable to repeat the phrase “no ifs, ands, or buts.” He is able to follow commands, and seems to understand the questions. This type of language disorder is consistent with which type of aphasia?
Broca’s (“Broken Boca”)
A female patient in psychotherapy starts to discuss sexual fantasies about the therapist who feels flattered by her interest and is aware of his own feelings of attraction to her. The most appropriate next step for the therapist is to seek ___ with a colleague.
consultation
What is the major negative aspect of crossover designs for research studies?
Residual effects
The neural circuit that connects the anterolateral orbitofrontal cortex, anterior part of the putamen and thalamus is involved in ___ inhibition.
response
There is an increased risk of ___ diagnosis in the relatives of patient with schizotypal personality disorder.
schizophrenia
Which of the following diagnostic assessments is administered with a clinical interview rather than self report?
- Symptom Checklist-90
- Brief Symptom Inventory
- Brief Psychiatric Rating Scale
- Millon Clinical Multiaxial Inventory
- Minnesota Multiphasic Personality Inventory
Brief Psychiatric Rating Scale
Terminally ill cancer patients who experience concerns about a “bad death” are most typically worried about dying:
- in pain
- in a hospital
- while delirious
- with lifelong regrets
- before feeling ready
in pain
“Bad death” concern = physical PAIN
Which of the following neuropsychiatric symptoms is most commonly seen in mild neurocognitive disorder?
- Apathy
- Anxiety
- Irritability
- Delusions
- Depression
Depression
Same for TBI, depression is the most commonly seen comorbid psychiatric symptom
Maximum sleepiness in humans occurs when melatonin level reaches its highest point, and which of the following reaches its lowest point?
- Pulse
- Blood pressure
- Respiratory rate
- Body temperature
- Saccadic eye movement
Body temperature [cool the igloo]
Coercion ___ informed consent.
invalidates
An 8yo recently had the Wechsler Intelligence Scale for Children and received a full-scale IQ score of 60. Which of the following additional tests would determine if the child meets criteria for intellectual disability?
- Test of Nonverbal Intelligence
- Wechsler Individual Achievement Test
- Vineland Adaptive Behavior Scales [IQ AND BEHAVIOR]
- Diagnostic Interview Schedule for Children
- Reitan Indiana Neuropsychological Test Battery
Vineland Adaptive Behavior Scales
[IQ and BEHAVIOR need to both be assessed prior to determination someone meets intellectual disability criteria]
The most serious limitation of the candidate gene approach in identifying genetic disorders is the high probability of ___ ___ findings.
false positive
A woman is psychiatrically hospitalized with prominent paranoid delusions, auditory hallucinations, and progressive mood lability. She subsequently develops waxing and waning confusion, word-finding difficulty, and periods of mutism. An electroencephalogram detects extreme delta brushing. Anti-NMDA receptor antibody testing is positive (NMDA encephalitis is glutamate based and thus antipsychotic resistant). Which of the following neoplasms is most likely to be detected on further testing?
- Melanoma
- Thymoma
- Ovarian teratoma
- Hodgkin lymphoma
- Small cell lung cancer
Ovarian teratoma
A psychiatrist’s neighbor revealed that he was feeling increasingly depressed after his wife’s death. Dissatisfied with his current psychiatrist, he asked for other referral options. The psychiatrist offered the names of several local colleagues. A few weeks later the neighbor mentioned to the psychiatrist that he was diagnosed with depression and now treated with fluoxetine 20 mg. He then asked several questions about the diagnosis, treatment options, and medication information. Subsequently, the neighbor asked for advice about increasing the dose when his provider was out of town.
The psychiatrist advised that this was an acceptable option. Which of the following actions most clearly established a doctor-patient relationship between the psychiatrist and the neighbor?
-Referral to another psychiatrist
-Providing information about the diagnosis
-Advising the increase in medication dose
-Discussing other potential treatment options
-Discussing potential side-effects of medication
Advising the increase in medication dose
The methods for estimating the sample size required to detect statistical effects of defined size for variables with well-known variances is referred to as which type of analysis?
Power
The ___ nucleus is a hypothalamic nucleus that is key to the integration of neural and nutrient signals with hormonal signals from the small intestine, pancreas, liver, adipose tissue, and brainstem.
arcuate
In supportive psychotherapy the clinician is viewed by the patient as a “good parent” and the patient says “I feel so lucky to have found such a wise and compassionate therapist.” The clinician should utilize the transference to ___ the therapeutic alliance.
strengthen
A 70yo is prescribed sertraline for depression and within 2 weeks starts to have waxing and waning impairment of alertness, attention and memory. Vitals signs and physical exam are both WNL. Which test would be most helpful in clarifying the etiology of the change in the patient’s mental status?
Serum electrolytes (checking for sodium as there may be hyponatremia here)
Which of the following is characteristic of sleep in individuals over the age of 65, as compared to that of young adults?
- Increased total REM
- Increased fragmentation
- Lower frequency of nightmares
- Increased percentage of slow wave sleep
- Lower incidence of restless leg syndrome
Increased fragmentation
A 43yo awakens with weakness in the left hand. The patient was at a bar the night before then fell asleep at home with his left arm draped over the armrest of a chair. Exam show weakness of wrist and finger extension, with preserved grip strength. The most likely cause of this weakness is injury to which peripheral nerve?
Radial
Which of the following processes involves genetic control by factors other than the DNA sequence?
- Epigenetics
- Transcription
- DNA replication
- mRNA synthesis
- Reverse transcription
Epigenetics
Symptoms must be present during the final week of the ___ phase in order to qualify for diagnosis of premenstrual dysphoric disorder.
luteal
Which psychodynamic theorist posited that development occurs in sequential, clearly defined stages, and that each stage must be resolved for development to proceed smoothly?
Erik Erikson
- Trust vs mistrust (birth to 18 months)
- Autonomy vs shame and doubt (18 months to 3 years)
- Initiative vs guilt (3 to 6 years)
- Industry vs inferiority (6 to 12 years, school age)
- Identity vs role confusion (12 to 18 years; Dr. A-D’s 15yo twins)
- Intimacy vs isolation (19 to 40 years)
- Generativity vs stagnation (40 to 65 years)
- Ego integrity vs despair (65 to death)
Which measure of disease frequency is most appropriate for determining the rate of new cases of a disorder in a given time period?
Incidence
*In which stage of Piaget’s theory of cognitive development do children first understand conservation of volume?
Concrete operational
Piaget’s stages of cognitive development:
+Sensorimotor period: birth->2 years
+Preoperational period: 2->7 years (animism, immanent justice, egocentrism, magical thinking)
+Concrete operational stage: 7->12 years (“Conservation of volume in Concrete operational stage + reversibility)
+Formal operational stage: 13->adulthood (able to think abstractly, logically, apply these processes to hypothetical situations)
Glucocorticoid receptors are ___ receptors.
nuclear
Which of the following medications would be preferable for use in an anxious patient with pulmonary disease?
- Alprazolam
- Bupropion
- Buspirone
- Clonazepam
- Propranolol (Don’t want to close the airways through beta blocker in patient with pulmonary disease!)
Buspirone
The main concept of the Mental Health ___ and Addiction Equity Act of 2008 is that mental health insurance benefits cannot be less favorable than medical or surgical insurance benefits.
Parity
Typically developing children acquire an understanding of the difference between inner life and outer reality (theory of mind) by what age?
Four years
A young girl has marked developmental regression, progressive loss of acquired motor and language skills, stereotyped repetitive hand movements, muscle hypotonia, autonomic dysfunctions, and severe cognitive impairment. Which of the following genes is most likely to be involved in the etiology of these symptoms?
- INPP5E coding for pharbin
- Elastin gene on chromosome 7
- ASXL1 coding for a chromatin-binding protein
- MECP2 coding for methyl CpG-binding protein 2
- Partial deletion of the short arm of chromosome number 5
MECP2 coding for methyl CpG-binding protein 2
When used at a therapeutic dose/level during pregnancy, the dose of which of the following medications should be reduced in the immediate post-partum period to minimize the risk of adverse drug effects?
- Lithium
- Lamotrigine
- Carbamazepine
- Topiramate
- Valproate
Lithium
A Marine vet coming back from Afghanistan has memory problems. Which of the following findings would support a diagnosis of dissociative amnesia?
- Recent history of closed head injury
- Deterioration of procedural injury
- Presence of both anterograde and retrograde amnesia
- Dense memory deficits limited to a few traumatic episodes
- Vague and inefficient recall of almost all memories since childhood
Dense memory deficits limited to a few traumatic episodes
Which type of glial cell assists in forming myelin sheaths in the peripheral nervous system?
Schwann
Which type of glial cell assists in forming myelin sheaths in the central nervous system?
Oligodendrocytes
Which of the following medication classes is most likely to exacerbate physiologic tremor?
- Barbiturates
- Corticosteroids
- Benzodiazepines
- Calcium channel blockers
- Beta adrenergic antagonists
Corticosteroids
Gender identity is typically established by what age?
Three years
A researcher examines the relationship between two dichotomous variables, parental depression (yes or no) and child anxiety (yes or no). Which fo the following inferential statistics is best employed in the interpretation of these data?
- T-test
- Chi square test
- Linear regression
- Logistic regression
- Pearson correlation
Chi square test (Categorical)
A 69yo with no PMH comes to the ED with a recent, severe “thunderclap” headache. The patient also reports unilateral eye pain and blurred vision. Examination reveals mildly dilated pupils and conjunctival injection. Which of the following tests is most likely to reveal the most likely cause of this patient’s headache?
- Lumbar puncture
- Temporal artery biopsy
- Magnetic resonance angiography
- Intraocular pressure measurement
- Cranial computed tomography without intravenous contrast
Intraocular pressure measurement
Which of the following is the most important protective factor in building resilience in children?
- Social skills
- Cognitive ability
- Quality of parenting
- Easy temperament
- Socioeconomic status
Quality of parenting
Pituitary adenylate cyclase-activating polypeptide is a potent ___ factor preventing neuronal cell death (apoptosis).
neuroprotective
Which of the following is a neuropsychological test of sustained attention?
- Differential Ability Scales
- Wisconsin Card Sorting Test (alternative strategy development in response to feedback, concept formation, concept flexibility, dorsolateral frontal cortex)
- Rey-Osterreith Complex Figure Test
- Conners’ Continuous Performance Test
- Delis-Kaplan Executive Function System
Conners’ Continuous Performance Test (“Conner’s sustained attention!)
To convince anti-vaccers, a strategy grounded in social psychological principles and most likely to be successful is to show how vaccination can be ___ with the group’s core values.
congruent
A ten-year-old child remains sad and angry about his parents’ divorce but no longer believes that he caused the separation. This cognitive change is an example of ___.
Decentration
The ___ ___ is most consistently associated with the rewarding effects of alcohol.
Nucleus accumbens (part of ventral striatum, along with the olfactory tubercle)
(note: the dorsal striatum consists of the caudate and putamen)
Which of the following is the greatest risk factor for developing akathisia?
- Male sex
- Younger age
- Rapid dose escalation
- Lower potency agents
- Preponderance of positive symptoms
Rapid dose escalation
Estrogen leads to ___ inflammatory cytokine production.
decreased
One outcome of mental health courts is that participants access community treatment more ___.
quickly
A 79yo man presents with progressive dementia and myoclonus (quick, involuntary muscle jerks) over three months. An electroencephalograph shows periodic sharp waves with a frequency of ___Hz over both hemispheres. After autopsy, there is cytosolic vacuolation of neurons and glia with prion inclusions and the patient is diagnosed with Creutzfeldt-Jakob disease.
1
IV ___ is given to a patient prior to triggering the electrical stimulus during ECT to prevent bradycardia and asystole.
atropine (atropine is anticholinergic and thus increases heart rate)
When there is a cultural question the first step is generally to ___ more.
learn
Genetic copy number variations (CNVs) in people with severe neurodevelopmental disorders display, relative to controls, an ___ in the burden of copy number variations (CNVs).
increase
For a psychological test to demonstrate ___ validity it must sample the area of interest adequately.
content
Pt has self-reported c/f brain tumor. He has no symptoms suggestive of brain tumor and says, “but I have a cousin who died from a brain tumor.” Physical exam is unremarkable and non-focal. Although he had a negative brain MRI, the patient repeatedly requests a new MRI, still concerned there is an undetected tumor. Which of the following is the most likely diagnosis?
- Delusional disorder
- Illness anxiety disorder
- Somatic symptom disorder
- Generalized anxiety disorder
- Functional neurological symptom disorder
Illness anxiety disorder
Due to the slowed growth of neural language synapses, children older than six years of age have more difficulty that younger children with:
- learning a new language
- acquiring new vocabulary words
- decoding non-verbal social cues
- understanding rules for grammar
- inferring word meanings from context
learning a new language
Which of the following, secreted by adipose tissue, regulates the fat stores in the body?
- Leptin
- Serotonin
- Dopamine
- Neuropeptide Y
- Cholecystokinin
Leptin (Leptin is released from the adipose tissue and enters the brain to provide a negative feedback signal and reduce food intake)
According to the US Preventive Services Task Force, which of the following demographic groups has the highest prevalence of depression?
- Males
- College educated
- Previously married
- White Non-Hispanic
- Persons 65 years or older
Previously married
A person who is afraid of loud noises has a panic attack in a grocery store when a shelving unit crashes to the floor. The person needs to take a lorazepam immediately, and goes home. Subsequently, the individual avoids the grocery store due to feeling fearful. According to classical conditioning, what is the conditioned stimulus in this scenario?
Grocery store
[In classical conditioning, the conditioned stimulus is a previously neutral stimulus (eg, grocery store) that, after becoming associated with the unconditioned stimulus (loud noise), eventually comes to trigger a conditioned response (fear).]
What genetic mechanism can best account for the high prevalence of diseases such as schizophrenia, autism and intellectual disability, despite the fact that these illnesses are associated with a marked reduction in fertility?
- Aneuploidy (the presence of an abnormal number of chromosomes in a cell, for example a human cell having 45 or 47 chromosomes instead of the usual 46.)
- De novo mutations
- Epigenetic variation
- Dysregulated circular RNA
- Inherited copy number variants
De novo mutations
(de novo: starting from the beginning; anew
A genetic alteration that is present for the first time in one family member as a result of a variant (or mutation) in a germ cell (egg or sperm) of one of the parents, or a variant that arises in the fertilized egg itself during early embryogenesis. Also called de novo variant, new mutation, and new variant)
At any given time, approximately what percentage of medical students in the world report having suicidal ideation?
10%
Memantine exerts its cognitive preservation effects through ___ NMDA receptor antagonism.
glutamate
[Memantine is used to treat moderate-to-severe Alzheimer disease through NMDA antagonism]
According to Winnicott, if a mother is unable to provide a “holding environment” for her infant, what defensive process is likely to arise in the infant?
False self
What is the most common triggering factor for malpractice claims arising from psychiatric care?
Suicide
Which of the following neurotransmitter effects, when dysfunctional, has been shown to most comprehensively replicate the core symptoms of schizophrenia?
- Serotonin
- Glutamate
- Dopamine
- Acetylcholine
- Norepinephrine
Glutamate (by a wide margin, the most abundant excitatory neurotransmitter in the vertebrate nervous system. Per Dr. Madaan, 85% of all the synapses in the brain are glutamatergic)
Which magnetic resonance imaging (MRI) technique is most likely to reveal the abnormalities of ischemic stroke earliest?
Diffusion-weighted MRI (DWI MRI)
A patient in long-term psychodynamic psychotherapy verbally attacks the therapist for being controlling and uncaring. This patient’s behavior is most likely an example of what?
Transference
“The patient’s transference”
vs
“The therapist’s countertransference”
Which ethnic group in the United States has the lowest 12-month prevalence of alcohol use disorder?
Asian Americans and Pacific Islanders
The Freudian stage of latency (6-puberty) is correlated with which of Erikson’s stages?
Erikson’s: industry vs inferiority (6-12yo, school age, the child compares self worth to others)
[Freud’s theory of psychosocial development emphasizes that as humans develop, they become fixated on different and specific objects through their stages of development.
Oral: birth-1yo
Anal: 1-3yo
Phallic: 3-6yo
Latency: 6-puberty (here the drives are seen as dormant and hidden and pleasure is mostly related to secondary process thinking)
Genital: puberty on]
What is the name for modulators that enhance receptor function when an agonist is present but do not directly activate the receptor without an agonist present?
positive allosteric modulators
Which of the following types of amnesia is most likely to be reversible?
- Anterograde amnesia for the period during anesthesia
- Retrograde amnesia in a patient with Alzheimer disease
- Dissociative amnesia in a patient with major depressive disorder
- Anterograde amnesia in a patient with Wernicke-Korsakoff syndrome
Dissociative amnesia in a patient with major depressive disorder
Which of the following disorders is caused by an autosomal microdeletion?
- Rett syndrome
- Down syndrome
- Williams syndrome
- Fragile X syndrome
Williams syndrome (“elfin”, very friendly/happy, mild/mod ID, supravalvular AS)
[Autosomal: Pertaining to a chromosome that is not a sex chromosome. People normally have 22 pairs of autosomes (44 autosomes) in each cell, together with 2 sex chromosomes, X and Y in a male and X and X in a female.]
What is the most common fear among preschool-age children who are faced with a terminal illness?
- Losing their toys
- Disappointing caretakers
- What happens after death
- Separation from caretakers
Separation from caretakers
What is the earliest age by which 90% of girls in the United States will have reached menarche?
14 years
Which of the following must be established in a medical malpractice case for a plaintiff to prevail?
- Malicious intent
- Physical harm to the patient
- Breach of duty causing harm
- Deviation from standard of care
Breach of duty causing harm
The psychiatrist suspects the patient may be a poor metabolizer as he has had excessive side effects when on low doses of several antidepressants. Which of the following methods is used to identify CYP enzyme DNA sequence variants that may explain this patient’s intolerance?
- Karyotyping tests
- Microarray assays
- Polymerase chain reactions
- Ligation-dependent probe amplifications
Microarray assays
[Chromosomal microarray analysis looks at smaller segments, assessing for deletions or duplications in sections of DNA. SNPs - single nucleotide polymorphisms are important here too in addition to deletions and duplications and can also be seen through chromosomal microarray analysis testing]
By what age can typically developing children answer open-ended questions such as why, when and how?
Five years
A patient has a history of assaultive behavior says they have an intention to track someone down and “teach them a lesson they’ll never forget” since they left this person for another man. In most states the psychiatrist has a legal ___ to inform the police that the patient poses a potential danger.
responsibility
“If I didn’t smoke, I could use the money for music” is an example of the “change talk” elicited in ___ ___.
motivational interviewing
Valproate has epigenetic modifying properties due to its effect on ___ ___.
histone deacetylase
Parental loss due to an external cause (suicide, homicide or accident) during childhood most elevates the risk for depression as a young adult when the loss occurs in ___ ___.
early childhood
Absent gross negligence, dereliction of duty in a malpractice trial is typically established by which of the following?
- Evidence of a bad outcome
- Testimony of expert witnesses
- Testimony of the injured patient
- Evidence of alternative practice procedures
Testimony of expert witnesses (Dr. Cohen)
DNA methylation recruits proteins involved in gene repression or by ___ the binding of transcription factors to DNA.
inhibiting
DNA ___ increases expression of genes through transcription activation.
acetylation
Which of the following factors has the most evidence to support its protective effect in bereavement following the loss of a spouse?
- Intelligence of the bereaved
- Quality of the couple’s relationship
- Length of the couple’s relationship
- Quality of social support of the bereaved
- Capacity for psychological-mindedness of the bereaved
Quality of social support of the bereaved
Central nervous system responses to fear-provoking stimuli are mediated chiefly through the central nucleus of the ___.
amygdala
A 27yo female is referred to psychiatrist due to recent onset of episodes of altered behavior that last 1-2 minutes at most. The patient’s spouse notes that when these episodes occur while the patient is cooking, she will place all the clean silverware back in the dishwasher. During the episodes the spouse has observed the patient making chewing movements, and indicates that he is unable to interrupt the patient’s behavior. After the episode, the patient has no recollection of the events. A magnetic resonance imaging scan is normal. Which of the following is the most likely diagnosis?
- Fugue states
- Dissociative states
- Peduncular hallucinosis
- Transient global amnesia
- Complex partial seizures
Complex partial seizures
remember to always consider neurological causes even if the PCP or neurologists think etiology is psychiatric
A patient meets their new psychiatrist and says, “You’re going to be just like all the others - no shrinks ever listen to me.” Which of the following would be the best statement for the psychiatrist to make next?
- “Are you always this accusatory with your treatment providers?”
- “I’m sorry you felt unheard in the past. Can you describe that experience?”
- “Tell me about your childhood. Did you feel misunderstood by your parents as well?”
- “We will come back to this, but first I need to know more about your psychiatric history.”
- “I doubt that. I have been in practice for many years, so it shouldn’t be a problem.”
“I’m sorry you felt unheard in the past. Can you describe that experience.”
Animal literature has established that maternal licking and grooming behavior has a profound effect on the stress reactivity of offspring. This is due to DNA ___ affecting glucocorticoid receptor expression.
methylation (DNA methylation leads to decreased gene expression)
A 20yo with severe borderline personality disorder and over 25 past suicide attempts presents for dialectical behavior therapy (DBT). The therapist asks the patient for a commitment to refrain from self-harm behaviors for one year. The patient replies, “Oh, sure, that won’t be a problem at all, believe me.” Which of the following responses by the therapist would be most consistent with principles of DBT?
- Insist that the patient endorse the agreement in writing
- Suggest that the patient increase the duration of the commitment to two years
- Draw the patient’s attention to the fact that this commitment would be extremely difficult to abide by
- Inform the patient that treatment will be terminated if any acts of self-harm occur within the next year
- Praise the patient for the decision and emphasize that the therapist does indeed believe that the patient will refrain from self-harm
Draw the patient’s attention to the fact that this commitment would be extremely difficult to abide by
A 50yo with epilepsy has seizures that are well-controlled on antiepileptic monotherapy, but the patient develops nausea, ataxia and diplopia when treated with erythromycin for a sinus infection. This patient is most likely taking which of the following antiepileptic medications?
- Valproate
- Gabapentin
- Topiramate
- Levetiracetam (interestingly, most likely to be free of any significant interaction with other antiepileptic)
- Carbamazepine
Carbamazepine (an inducer of CYP3A4 and a substrate for the enzyme. Carbamazepine is unique in that it induces its own metabolism; of note it also has a ton of drug intractions)
(Erythromycin is a major inhibitor of CYP3A4 - use caution with any agents with substantial metabolism through the CYP pathway.)
The following are the stages of psychosocial development according to whom?
- Trust vs mistrust (birth to 18 months)
- Autonomy vs shame and doubt (18 months to 3 years)
- Initiative vs guilt (3 to 6 years)
- Industry vs inferiority (6 to 12 years, school age)
- Identity vs role confusion (12 to 18 years; Dr. A-D’s 15yo twins)
- Intimacy vs isolation (19 to 40 years)
- Generativity vs stagnation (40 to 65 years)
- Ego integrity vs despair (65 to death)
Erik Erikson
In social psychology, the occurrence of a contradiction between two attitudes or between an attitude and a behavior is referred to as what?
Cognitive dissonance
Altered functional connectivity between the medial prefrontal cortex and the amygdala has been implicated in the neurology of ___ ___ ___ and obsessive-compulsive disorder
Major depressive disorder
Empowering families to ___ in treatment plan decisions is a core characteristic of the “system of care” movement in community mental health.
participate
During a neurologic exam a patient is unable to see objects presented in the upper left quadrant of each eye indicating a lesion in the ___ or ___.
Right temporal lobe; Right optic radiation
A patient with a history of BPAD comes to ED with immobility, posturing, and echopraxia. What is the first-line treatment for these symptoms?
Lorazepam
Dementia/Neurocognitive disorder with Lewy bodies is associated with a fluctuating rate of progression, marked ___ impairment, and early unilateral resting tremor and increased muscle tone in the arm.
visuospatial
{mild neurocognitive disorder with Lewy bodies (core features: fluctuating cognition, visual hallucinations, “spontaneous” Parkinsonism that started AFTER onset of cognitive decline; suggestive features: Marked sensitivity to side effects of antipsychotic medications + REM sleep behavior disorder.}
Back pain, foot drop and weakness of ankle inversion suggests an ___ radiculopathy.
L5
A methodological advantage of genome-wide association study in comparing individuals to demographically-matched controls is that it can detect gene variants that have a ___ effect on disease risk.
small
A patient with addictive illness and social anxiety disorder discusses with a shrink the painful experience of anxiety when first attending Alcoholics Anonymous. The shrink saying, “You did the most important thing, you went to the meeting. It will get easier” is consistent with ___-___ facilitation therapy.
twelve-step
Which of the following is a characteristic change on polysomnogram (AKA sleep study) associated with major depression?
- Short REM latency
- Decreased REM sleep
- Decreased REM density
- Increased slow wave sleep
- Increased overall sleep time
Short REM latency
(Rapid eye movement latency is the time from the sleep onset to the first epoch (the beginning of a distinctive period in the history of someone or something) of REM sleep)
Note REM latency is short in major depression and narcolepsy too, both of which make sense - in the former to sort things out, in the latter to catch up on essential restoration in REM
A 40yo male patient comes to the ED complaining of diarrhea of two weeks’ duration. On exam he seems anxious, tremulous and is not oriented to date or time of day. The patient says he is taking “some drug” for bipolar disorder and adds that he doubled his dose a month ago because he “wasn’t getting better fast enough.” He denies the use of alcohol or other drugs. Which of the following medications would most likely cause the symptoms described?
- Carbamazepine
- Valproic acid
- Lithium
- Lamotrigine
- Topiramate
Lithium
The strongest predictor of depression after elective abortion is a ___ of pre-pregnancy depression.
history
Activation of which receptor is thought to contribute to cell death in Alzheimer disease?
NMDA
[Glutamate, the primary excitatory amino acid in the CNS, may contribute to the pathogenesis of Alzheimer’s disease by overstimulating various glutamate receptors (which make of 85% of all receptors in the brain) leading to excitotoxicity and neuronal cell death.
Memantine is an uncompetitive antagonist of the N-methyl-D-aspartate (NMDA) type of glutamate receptors, located ubiquitously throughout the brain.]
[Memantine is used to treat moderate-to-severe Alzheimer disease through NMDA antagonism]
Which of the following is an established risk factor for the development of bulimia nervosa?
- Childhood sexual abuse
- Low academic achievement
- Lower socioeconomic status
- Delayed pubertal maturation
- Thinness in childhood followed by obesity in adolescence
Childhood sexual abuse
Which of the following medications, when taken in overdose, is most clearly associated with an increased risk of seizure?
- Duloxetine
- Trazodone
- Fluoxetine
- Mirtazapine
- Clomipramine
Clomipramine (a TCA) (the most serotonergic TCA, sometimes used in OCD)
A new instrument is developed to assess for posttraumatic stress disorder. The instrument covers intrusion, avoidance, arousal and cognitive and mood symptoms, but it does not specifically inquire about the presence of a traumatic event. This omission raises concern about which type of validity?
Content
For a psychological test to demonstrate content validity it must sample the area of interest adequately.
A disorganized pt comes to the ED after displaying disorganized behavior and yelling at dog-walkers at the local park. The patient asks the psychiatry resident, “Are you a real psychiatrist?” Which of the following is the best response?
- “I think we should focus on why you are here.”
- “Why is it important for you to know the answer to that question?”
- “It seems like you’re upset, Can you talk to me about what is bothering you?”
- “I am still in training. Let me get the attending psychiatrist to interview you instead.”
- “I’m a resident, which means I am a physician who is receiving specialty training in psychiatry.”
“I’m a resident, which means I am a physician who is receiving specialty training in psychiatry.”
Which of the following is proposed to be a basic emotion, learned directly or inferred by infants during the first year of life?
- Envy
- Fear
- Shame
- Pride
- Guilt
Fear
The Kluver Bucy syndrome, characterized by placidity, hyperorality, hypersexuality and increased food intake, can be induced in animals with bilateral resection of the ___ lobes.
temporal
A 12yo patient comes for therapy after summer break. The patient has lost a significant amount of weight and is now at the 20th percentile compared to age group for weight and 60th percentile for height. The patient decided to eat a healthier diet, identifies no concerns about the weight loss, and wants to lose another 5-10 pounds. Previously the patient had consistently been at the 75th percentile for weight, but felt self-conscious about appearance. The parents are concerned because the patient spends much time researching the nutritional content of food and has restricted intake to a limited range of food items. Which of the following is the best description of the patient’s current behaviors?
- Bulimia nervosa
- Anorexia nervosa
- Healthy eating approach
- Body dysmorphic disorder
- Avoidant/restrictive food intake disorder
Anorexia nervosa
According to the World Health Organization, which of the following mental disorders ranks in the top ten worldwide for greatest burden of disease, as measured by years of life lost due to poor health, disability or premature death?
- Schizophrenia
- Alcohol use disorder
- Major depressive disorder
- Posttraumatic stress disorder
- Alzheimer disease and other dementias
Major depressive disorder
A college student who does well in classes repeatedly seeks reassurance and advice from parents, friends, and roommates. The student’s roommates become exasperated after the fourth question about the font the student is using in a presentation. If the excessive reassurance-seeking is a compensatory strategy, what core belief might this student have?
- Everyone thinks I’m stupid.
- I am a complete failure at everything.
- I am not good at writing presentations.
- My roommates are much smarter than I am.
- I cannot be trusted to make a good decision.
I cannot be trusted to make a good decision.
Withdrawal symptoms in chronic heroin users peak after how many hours?
36
After a head injury, a patient is observed to have personality changes, including increased impulsivity and euphoria. Which of the following is the most likely site of the injury?
- Amygdala
- Cerebellum
- Ventral striatum (Nucleus accumbens + olfactory tubercle)
- Orbitofrontal cortex
- Anterior cingulate cortex
Orbitofrontal cortex
In females, which of the following is typically the first marker of impending puberty?
- Menarche
- Increase in total body fat
- Acceleration of linear growth
- Increase in muscle mass and strength
- Appearance of secondary sexual characteristics
Acceleration of linear growth
An adolescent patient is hospitalized on the neurology service for sudden onset loss of vision. Medical workup is negative and the primary team is unsure of the etiology. The resident walks the patient and when they approach a bin in the hall the patient walks around it. What is the most likely diagnosis?
Conversion disorder
A pt with chronic migraines that are now daily reports they were previously infrequent and responded to sumatriptan. She has started taking sumatriptan daily with minimal benefit. Twice weekly the patient also takes ibuprofen with minimal benefit. Mood has been OK despite stress about the headaches. Physical exam is unremarkable. What would be the preferred initial approach to this patient’s headaches?
Discontinue sumatriptan
The staff on an inpatient unit want to reduce risk of completed suicides while maintaining a therapeutic environment and minimizing staff burden. With this in mind, one reasonable approach could be to ___ the physical space to eliminate potential anchor points for hanging.
redesign
___ secrete innate proinflammatory cytokines TNF-a and IL-1B in patients with inflammatory conditions that affect the brain.
Microglia
[The cortical response to inflammation is primarily mediated by microglia]
Which of the following biological sampling methods is easiest for the patient to falsify when testing for drugs of abuse?
- Hair
- Blood
- Urine
- Sweat
- Saliva
Urine
A 69yo has profound sensory ataxia [a form of ataxia (loss of coordination) caused not by cerebellar dysfunction but by loss of sensory input into the control of movement] with loss of vibratory sensation and cognitive issues described as irritability fluctuating with somnolence. Which of the following is the most likely deficiency associated with these findings?
- Zinc
- Niacin
- Thiamine
- Riboflavin
- Cobalamin
Cobalamin (B12)