PRITE PREPARATION PARTS 1 and 2 Flashcards
Activation of which of the following receptors is thought to be responsible for the anti-anxiety, motor-impairing and sedative-hypnotic effects of alcohol?
GABA-A
A patient reports insomnia, frequent nighttime awakenings and excessive daytime sleepiness. A sleep
study reveals brief lower extremity jerks with brief repeated arousals. The patient is unaware of these movements. Which of the following diagnoses is most consistent with the patient’s presentation?
Periodic limb movement disorders
An infant who engages in an interactive game of peek-a-boo most closely demonstrates the concept of which of the following cognitive abilities?
Object permanence
A 26-year-old patient presents with headache and clumsiness of the right hand for several weeks. Physical examination is noteworthy for difficulty with rapid alternating movements of the right hand, an overt intention tremor on finger-to-nose testing, and mildly dysmetric finger-tapping. Cranial nerves are intact and there is no papilledema. Damage to which of the following structures will most likely be seen on magnetic resonance imaging scan?
Cerebellum
A resident who runs a lecture course for medical students is told that the medical school now requires all teachers to consider “learning styles” when planning curricula. Which of the following changes to the curriculum would be best supported by existing literature?
Use supplemental material designed to address the needs of all types of learners
The therapist is treating a high-achieving patient who has become increasingly anxious about the perception of her work. This has led the patient to work longer hours to produce results that she believes will be viewed positively by her team. The therapist asks the patient whether the long hours are truly necessary to be successful. The patient responds, “I always have to work harder than everyone else to succeed.” In cognitive theory, this statement is an example of
a schema.
Which of the following is the most significant barrier to accessing mental health services in school-based health centers?
Concerns about confidentiality
Which of the following forms of psychotherapy is most likely to describe a therapeutic goal as
“improving ego functioning and self-esteem”?
Supportive psychotherapy
In the sagittal section shown, what letter corresponds to the brain structure commonly termed the habenular nucleus?
D
A 27-year-old patient is seen for intermittent muscle twitching. Examination demonstrates full strength with normal muscle bulk. An electromyography study demonstrates spontaneous discharges which are relatively constant and represent firing of the motor unit. These findings are typical of
fasciculations.
A professional dancer who sees a psychiatrist for psychotherapy made her Broadway debut last week. Although her performance and the show won wide acclaim, she cannot stop replaying a minor misstep she made. It does not appear that the misstep was noticed by the audience or other performers. Despite being congratulated on her performance she feels that, because of the error, she has let herself down.
Which of the following cognitive errors is the patient displaying?
Selective abstraction
Which of the following is the primary purpose of mental health courts?
Divert offenders with mental illness away from incarceration
The psychiatrist who is assessing a patient’s suitability for psychotherapy notes that the patient prominently uses the defenses of isolation of affect and intellectualization. The patient’s description of
many life events appears to involve reaction formation. Which of the following personality traits is most likely to characterize this patient?
Obsessive-compulsive
A researcher follows two groups of people to assess for the development of dementia. One group has a history of lorazepam use and the other does not. What type of study design is being used?
Prospective cohort
Disruption in cortico-striato-thalamo-cortical circuit function is most closely associated with what group of disorders?
Obsessive-compulsive
A patient is brought to the emergency department after a syncopal episode with hyperthermia, headache, flushing, and tachycardia. The patient has significant hypotension requiring fluid resuscitation. According to family, the patient has a history of schizophrenia, generalized anxiety disorder, and alcohol use disorder. An interaction with which of the following medications is most likely to have caused the patient’s symptoms?
Disulfiram
Ainsworth introduced the strange situation experiment to evaluate which of the following?
Attachment between a parent and child
A 72-year-old patient presents with subacute onset of progressive ataxia of gait and limbs. Laboratory testing reveals the presence of an anti-Yo antibody in the serum. Which of the following tests should be ordered next?
Computed tomography scan of the chest, abdomen and pelvis
A nine-year-old child with attention-deficit/hyperactivity disorder does not respond to methylphenidate. Which of the following medications should be tried next?
Dextroamphetamine
In which of the following ways does sexual health change in older individuals?
Refractory period for men increases
Which of the following developmental stages in psychodynamic group therapy is characterized by intimacy?
Working group
Over the course of several months, a 46-year-old patient with no past psychiatric history becomes emotionally labile and irritable. The patient undergoes personality changes, and is observed to inappropriately laugh when neighborhood children taunt a stray cat. Within two years, the patient develops a fear of contamination and greatly decreases food intake due to being convinced that all food has germs. Memory is preserved. The patient is no longer able to work or live independently. Neuropsychiatric tests show impaired language and attention. Which of the following is the most likely diagnosis?
Frontotemporal dementia
Which of the following measures is used in biofeedback as a marker of autonomic activity?
Heart rate variability
A 22-month-old is observed to place a wooden block on a toy train track and say, “choo-choo!” while moving the block back and forth along the track. This behavior is most likely an example of which of the following types of play?
Symbolic
Which of the following is associated with an increased risk of depression in patients with multiple sclerosis?
Lesion volume
According to psychoanalytic theory, the term primary process thinking refers to mental activity exemplified by which of the following?
Unconscious thoughts that do not maintain logical connections
Which of the following infant and toddler temperamental styles has been shown to have the greatest association with the eventual onset of anxiety symptoms in childhood?
Inhibited
Which of the following is the central principle of “The Goldwater Rule” for psychiatrists?
It is unethical for psychiatrists to offer professional opinions on public figures without a face-to-face evaluation.
Which of the following is the strongest risk factor for postpartum depression?
Untreated depression during pregnancy
Which of the following hormones is released during sleep, but likely does not have a circadian pattern?
Growth hormone
In cases of severe lithium toxicity, extracorporeal treatment is typically indicated. Lithium is readily dialyzable due to its:
low molecular weight.
Which of the following is among the first medications ever approved to treat depression?
Iproniazid
A graduate student is brought to the emergency department during exam week because of the sudden onset of paralysis in the right leg. On physical exam, reflexes are normal. The doctor asks the patient to lie down flat and lift the unaffected leg. When the patient does this, the doctor feels increased pressure under the affected leg. Which of the following is the most likely diagnosis?
Conversion disorder
When testing for the Babinski reflex, what alternative stimuli can be used by the examiner to overcome the withdrawal response by a patient?
Downward scraping of the shin
A 23-year-old patient began psychotherapy due to feelings of inadequacy and depression in the context of working in a coffee shop since graduating from college and deferring medical school acceptance. The patient has been having conflicts with parents over his ambivalence about becoming a physician. Which of the following is the most likely developmental task with which the patient is struggling?
Identity
A celebrity radio psychiatrist tells the listening audience that medications like alprazolam are often prescribed for insomnia. A radio listener obtains alprazolam 1 mg tablets from a friend. The listener takes four tablets, falls, and sustains a sprained wrist and a concussion. The listener is now suing the psychiatrist for malpractice. Which of the following is the most likely outcome of this case?
Psychiatrist will win because a doctor-patient relationship was not established.
The ability to temporarily store and manipulate information, such as when doing mental arithmetic, is referred to as
working memory.
When observed in a young adult, bilateral paresis of the medial rectus muscle of the eye on attempted lateral gaze, with a coarse nystagmus in the abducting eye, is characteristic of which of the following conditions?
Multiple sclerosis
Clinical studies of adolescents and young adults have found that physicians can decrease the risk for suicidal events when prescribing antidepressant medication by
slowly titrating the antidepressant.
Ethical standards issued by the American Medical Association prohibit physician involvement in which of the following aspects of a death penalty case unless a commutation order is in place?
Restoration of competence to be executed
A patient describes hearing his name each time the wind rustles the leaves outside his room each morning. Which of the following describes this phenomenon?
Illusion
A form of learned fear in which a person or an experimental animal learns to respond strongly not only to a harmful stimulus, but also to a subthreshold stimulus, refers to
sensitization.
A patient in early remission from alcohol dependence presents to the psychiatrist reporting intense craving for alcohol. The patient is having difficulty managing the cravings and is concerned about relapsing. In addition to providing psychosocial interventions, which of the following medications would be most appropriate to recommend for this patient?
Naltrexone
Which of the following is seen most frequently as a comorbid condition in children with autism spectrum disorder?
Intellectual disability
The term indels refers to
small insertions and deletions in DNA sequence.
A patient presents to the emergency department with significant paranoia. The patient is hypervigilant, pacing, and responding to unseen others. Which of the following techniques would be most appropriate to establish rapport with the patient?
Acknowledge the patient’s fear
The psychiatrist evaluates an 18-year-old patient who has been avoiding food for the last four months. Her BMI is less than normal, and she menstruates regularly. Family members report that the patient obsesses about being “fat,” even though she continues to lose weight. On several occasions, they have overheard her vomiting in the bathroom after consuming a large meal. The patient meets criteria for which of the following diagnoses?
Anorexia nervosa
What brain region is indicated in this figure?
Insula
A patient with schizophrenia is newly initiated on clozapine therapy after failing two other antipsychotic trials. The patient’s initial absolute neutrophil count is 2200/mm3. How frequently should the psychiatrist order a CBC with differential for this patient?
Weekly
Parents of a 16-year-old are concerned that their child prefers using text messaging and online social media to communicate with peers. They have discovered text messages to and from romantic partners, and visits to sexual health-related websites. The family is from a higher socioeconomic stratum, and the adolescent has thus far met normal developmental milestones. Which of the following is the most likely consequence of this adolescent’s reliance on electronic forms of communication?
Continued socialization within the current peer group
A 35-year-old patient is hospitalized because of a concussion after a motor vehicle collision. Physical examination shows no abnormalities other than minor lacerations and ecchymoses. One week later, the patient has generalized pain, dizziness, difficulty sleeping, and recurrent nightmares when able to sleep. The patient now fears driving. Which of the following is the most likely explanation for the development of these symptoms?
Acute stress disorder
Which of the following vitamins has been found to be effective as an adjunct to antidepressant medications for the treatment of depression?
D3
Which of the following scales is the easiest to use for an initial assessment of delirium in the geriatric population?
Confusion Assessment Method
In a properly conducted randomized clinical trial, it is inappropriate to include p values in a table showing baseline characteristics of subjects by treatment group because:
any differences at baseline must have arisen by chance given randomization.
Which of the following practices is the best predictor of healthy aging in elderly individuals?
Remaining in contact with friends
A stroke in which of the following arterial territories would result in an inability to read, but with preserved ability to write?
Posterior cerebral
Which of the following genes has been most associated with late-onset neurocognitive disorder due to Alzheimer disease?
APOE*E4
A cross-sectional study reveals that depressive disorders are less common in individuals who take a particular natural remedy pill daily. The same investigators then prospectively observe individuals from the same population for one year and find that the prevalence of depression is much lower in those who regularly use the natural pill compared to those who do not. They then recruit a sample from the same population and randomly assign subjects to pill or placebo for one year. In this last study, they do not find any difference in the prevalence of depression between the two groups. Independent reviewers do not find any major flaws in the design or analytic methods of the three studies. They do note that a few of the study subjects in the intervention group correctly guessed their assignment, and that the study was partly funded (though not designed or analyzed) by the company that produces the natural remedy. What is the most likely explanation for the discrepancy in results?
Some unknown variable confounded the non-random results.
A 26-year-old medical student is struggling with time management and peer-peer interactions on hospital rotations. The student has received feedback that she spends too much time organizing and highlighting her patient care cards and writing and re-writing notes to the exclusion of spending time with patients. She constantly violates duty hours because of a seeming inability to complete her work during the normal day. When given a group presentation assignment, she completed it on her own telling her peers, “It was just easier to do it myself.” Which of the following personality disorders is most consistent with these symptoms?
Obsessive-compulsive personality disorder
Which of the following psychodynamic theories emphasizes individuals’ ability to understand their own and others’ internal states as explanations for behavior?
Mentalization theory
When the central nervous system responds to an acute cortical insult, which of the following occurs?
Microglia processes retract, and the cell body enlarges.
Which of the following is most likely to reduce psychotic symptoms in patients with Parkinson disease without worsening motor symptoms?
Pimavanserin
Which of the following diagnoses is associated with high hypnotizability potential?
Dissociative disorder
Which of the following neurodevelopmental processes predominantly occurs during adolescence and young adulthood?
Synaptic pruning
Which of the following has been reported regarding the likelihood of escalation of benzodiazepine dose when prescribed for long-term use?
Most patients will maintain a stable dose over time.
A 72-year-old patient developed sudden onset of memory loss, and was unaware of how the patient and spouse arrived at the supermarket. The spouse noted that the patient was able to drive without problem, but appeared anxious during much of the trip. The patient was able to appropriately answer questions, but then didn’t remember the conversation. The entire episode lasted three hours, after which time the patient returned to baseline. The most likely diagnosis is
transient global amnesia.
Which of the following is the best example of a second stage or “self-conscious” emotion, which is believed to develop around the end of the second year of life?
Envy
The Health Insurance Portability and Accountability Act of 1996 (HIPAA) limits disclosure of patient health information without patient authorization except as necessary for which of the following?
Payment
The validity scales of the Minnesota Multiphasic Personality Inventory-II measure which of the following?
Test-taking attitude of the patient
A patient with a history of depression and well-controlled epilepsy underwent numerous antidepressant trials before finally responding to bupropion. Antidepressants not tried included imipramine, nortriptyline, duloxetine, and selegiline. No seizures have occurred during treatment with bupropion SR 100 mg BID. The patient’s health insurance provider, however, recommends switching to another antidepressant because of bupropion’s well-known tendency to reduce seizure threshold. Which of the following is the most appropriate response by the treating psychiatrist?
Continue bupropion SR
A 21-year-old patient is brought to the emergency department after having an episode of nausea, sweating and hematemesis. The patient reports recently having severe headaches and numbness in the extremities. Computed tomography scan reveals generalized brain atrophy. Laboratory studies reveal evidence of renal tubular acidosis and a CPK of 3120 mcg/L. This presentation is consistent with chronic use of which of the following substances?
Inhalants
Which of the following is transmitted through the spinothalamic tract?
Pain
A patient’s managed care insurance company refuses to authorize continued hospitalization for a depressed patient who remains acutely suicidal. The treating inpatient psychiatrist remains concerned about the potential for suicide and does not discharge the patient. The psychiatrist’s actions best illustrate the ethical principle in managed care of responsibility to
treat.
A patient undergoes a multiple sleep latency test (MSLT) and is diagnosed with narcolepsy. What finding on the MSLT would confirm the diagnosis?
Decreased REM latency
Which of the following accounts for the brain’s rapid increase in size from birth through the second year of life?
Synaptogenesis of neurons
Which of the following is the most common reason for patients to discontinue selective serotonin reuptake inhibitors early?
GI distress
Patients with which of the following neurological disorders have been reported to have the highest prevalence of pathological laughing and crying?
Amyotrophic lateral sclerosis
Parents are concerned because their two-year-old girl is playing with trucks instead of dolls, likes to wear boy’s clothes, and prefers to play with boys instead of girls. The parents have tried to change these behaviors, but the child has been resistant. When interviewed by the physician, the child insists that she is a girl. Which of the following is the most likely diagnosis?
Normal development
A medical student on the psychiatric consult service is called to evaluate an 80-year-old patient in the ICU who is awake throughout the night, pulling out IV lines, and misidentifying the nurses as bank employees. The student wants to conduct a brief cognitive screen. In addition to questions of orientation, which of the following components of the Mini-Mental State Examination would be most helpful in confirming the patient’s diagnosis?
Serial 7s
Which of the following neurotransmitters, present in the periaqueductal grey matter, is involved in the mediation of pain?
Endorphins
Which of the following is a pharmacological effect of lithium?
Glycogen synthase kinase-3 inhibition
Which of the following stages of development occurs first in female physical development?
Increase in adrenal androgen production
What type of genetic variation is most commonly investigated in genome-wide association studies?
Single nucleotide polymorphisms
What Freudian psychosexual stage of development is characterized by an intensification of libidinal drives, separation from a dependence on one’s parents, and achievement of a mature sense of self?
Genital
Deep brain stimulation targeting what brain region has been most frequently studied for the experimental treatment of depression?
Subcallosal cingulate cortex
A 32-year-old patient has episodes of irresistible sleepiness, and falls asleep while driving. The patient reports experiencing episodes of paralysis and hallucinations upon awakening. These symptoms are best explained by a deficiency in which of the following?
Orexin
A 32-year-old presents with new-onset headache characterized by unilateral, stabbing eye pain. During these episodes the patient develops runny nose and conjunctival injection on the same side as the headache. These episodes occur every evening after falling asleep and last up to two hours. Based on this history the patient most likely has
cluster headache.
A patient presents to the psychiatrist with the complaint of, “I think I’m going crazy.” The patient reports that she often feels as if she has “no self” and her thoughts are not her own. In fact, she often feels like a robot and as if she is unable to control her body. She states that she knows she has feelings but is not able to feel them, instead feeling emotionally numb, and she frequently feels that her head is “full of cotton.” Recently, she has begun having “out of body” experiences. Which of the following is the most likely diagnosis?
Depersonalization/derealization disorder
There are three primary components of “Meaningful Use” of electronic medical records (EMR). These include the use of a certified EMR in a meaningful manner, the use of certified EMR technology to submit clinical quality measures, and which of the following?
Electronic exchange of health information to improve quality of care
Which of the following neurotransmitters is thought to play a key role in fine-tuning working memory function in the dorsolateral prefrontal cortex?
Dopamine
What does current evidence show regarding psychiatrists using pharmacogenomics testing in clinical practice?
Research shows promise for clinical utility, but replicated evidence about outcomes is lacking.
A 65-year-old patient is evaluated for right-hand numbness. Computed tomography (CT) scan of the brain is shown below. Which of the following is the most likely explanation for the finding on CT scan?
Remote stroke
A psychiatrist working in a primary care clinic employing the collaborative care model is contacted by a family practice provider (PCP) for an informal “curbside” consultation regarding a patient. After a five-minute telephone consultation, the psychiatrist provides recommendations without evaluating the patient. Which of the following practices is recommended to minimize liability for the psychiatrist?
Care of the patient remains under the direction of the PCP who also remains in charge of ordering medications or additional services.
Which of the following sleep disorders is associated with mild neurocognitive disorder with Lewy bodies?
REM sleep behavior disorder
During a neurological examination an 80-year-old patient is unable to demonstrate how to blow out a match. Motor and sensory function are normal, and the rest of the neurological examination is unremarkable. The patient’s inability to perform this action is termed
apraxia.
Splice variants are best defined as
different proteins encoded by the same gene.
Which of the following antidepressant medications is safest to use in patients with seizure disorders and depression?
Fluoxetine
According to Erikson, the predominant emotional issue in typically developing, school-age children is
personal worth and competence.
Which of the following would be considered a boundary violation?
Investing in a patient’s business
An epigenetic cause of fragile X syndrome involves which of the following changes regarding the fragile X mental retardation 1 gene?
Methylation of the CpG sites of the promoter region
Which of the following disorders is associated with the loss of fast-conducting peripheral sensory nerves and decreased sex steroid secretion that accompanies aging?
Delayed ejaculation
The Epidemiological Catchment Area Project examined rates of somatic and psychiatric symptoms in the general population. Subjects with which of the following conditions had significantly higher rates of mood and anxiety symptoms when compared to those with low back pain?
Irritable bowel syndrome
What neural pathway has been most consistently found to mediate reactive aggression?
Amygdala-hypothalamus-periaqueductal gray
An overweight patient with bipolar II disorder has chronic kidney disease, hypertension, and diabetes mellitus type II. The patient’s hypomanic episodes have been relatively mild, but frequent depressive episodes have caused severe disability. The patient is currently euthymic on a mood stabilizer, but has intolerable adverse effects. Which of the following would be the most appropriate next medication choice?
Lamotrigine
Which of the following has been found regarding infants’ attachments to their parents?
Infants can form multiple attachments, but the strength of those attachments may differ.
Which of the following areas of the frontal cortex is most consistently activated during shifting of cognitive sets in the Wisconsin Card Sorting Test?
Dorsolateral
Under the Health Insurance Portability and Accountability Act (HIPAA), a practitioner must obtain specific consent or authorization from a patient before sharing individually identifiable health information to
an investigator for the purpose of conducting epidemiological research.
To ensure that a screening test misses only a small number of individuals with an illness, which of the following should be maximized?
Sensitivity
A researcher is involved in testing a new environmental pollutant found to be a neurotoxin. After injecting the agent into the experimental animal brain, the levels of tyrosine hydroxylase dramatically decrease. Which of the following types of neurons are most likely to be impaired by this neurotoxin?
Dopaminergic
Which of the following ethical principles, as elucidated in the Belmont Report, underlies the practice of informed consent?
Respect for persons
The frequency of typical sexual behaviors (i.e. self-stimulation, exhibitionism, sexual intrusiveness) exhibited by children of both genders peaks at age
five years.
Sleep spindle density most markedly decreases from middle age into old age in which of the following regions of the brain?
Frontal and occipital lobes
Which of the following occurs in epigenetic histone protein amino acid residue modification?
Acetylation is generally rapid and reversible.
A breastfeeding patient taking sertraline wants to test her breast milk and the baby’s blood for levels of the drug. The physician explains to the patient that testing is not indicated. Which of the following is the rationale for the physician’s advice?
Evidence shows that infants are harmed more by having a depressed mother than being exposed to sertraline.
A right-handed patient with a history of intractable seizures underwent neurosurgical treatment. In follow-up testing, the blindfolded patient was unable to name objects placed in the left hand, but had no difficulty naming the objects when they were displayed on a screen. What was the site of the surgical intervention?
Corpus callosum
Which of the following medications is an effective first-line treatment for patients with restless leg syndrome?
Pramipexole
Degeneration of the dorsal nucleus of thalamus and the mammillary bodies is found in which of the following disorders?
Wernicke-Korsakoff syndrome
Which of the following psychosocial treatment modalities is most relevant and effective for the positive symptoms of schizophrenia?
Cognitive behavior therapy
Which of the following psychological tests is used to measure concept formation and concept flexibility?
Wisconsin Card Sorting Test