Neuro Flashcards
What type of headache presents as a unilateral throbbing pain?
Migraine
Which type of migraine begins with an aura?
Classic migraine
Which type of migraine begins with no aura?
Common migraine
Peripheral vision occurs where?
Anterior occipital lobe
Central vision occurs where?
Posterior occipital lobe
T/F: Parkinson’s is due to low levels of dopamine
True
A loss of dopamine may result in an excess of what neurotransmitter?
(Parkinson’s)
AcH
Meds for treating Parkinson’s would act how on which neurotransmitters?
Increase dopamine or block effects of AcH
Hypherphagia
Excessive hunger and eating
Adipsia
Complete cessation of drinking
Aphasia
Deficit in ability to use or comprehend language
What is the most common anticholinergic side effect?
Blurred vision
T/F: The effectiveness of thermal biofeedback as a treatment for migraine headaches is more effective than relaxation therapy?
True
What are the earliest symptoms of Huntington’s Disease?
Affective changes (irritability, depression)
Which neurotransmitter is most directly related to muscle movement?
AcH
Broca’s is to expressive as Wernicke’s is to?
Receptive
Alexia
Impaired reading
Apraxia
Trouble executing purposeful movement
Agnosia
- 2 types
Can’t recognize familiar objects
2 types: visual and tactile
Anosognosia
Inability or unwillingness to recognize one’s own functional impairment
Rods
Brightness
Cones
Color
Traditional antipsychotics primarily treat what symptoms?
Positive sxs
Externality hypothesis
Obese people overeat because they are more sensitive to external cues than internal cues
Ex. Lighting at restaurant > food tasting good
Kluver-Bucy syndrome is the result of damage to what area of the brain?
Amygdala
Selye’s General Adaptation Syndrome
(3 phases)
Alarm, resistance, exhaustion
Lazarus’ 3 phases of cognitive appraisal
- Primary (Stressful event)
- Secondary (How will I cope?)
- Reappraisal (Monitoring/adjusting)
Damage to right hemisphere
Indifference or exaggerated jocularity
Damage to left hemisphere
Depression
What theory of emotion proposes that all emotions will elicit a similar response?
Cannon-Bard
Schachter & Singer’s Theory of Emotion
Physical reaction > attribution
Cannon-Bard Theory of Emotion
Physiological arousal and emotion happen at the same time
James Lange Theory of Emotion
Physical sxs > emotion
Ex. You hear growling bear > heart begins to race > you are afraid
Clozapine (class)
Atypical antipsychotic
Amitriptyline (class)
TCA
Fluoxetine (class)
SSRI
Sertraline (class)
SSRI
Paroxetine (class)
SSRI
Difference between primary and complex emotions
Complex emotions involve self-awareness
Atomoxetine
- class
- treats what?
NRI (non-stimulant med)
Treats ADHD
Medial temporal area damage impact what?
Long-term memory
Conduction aphasia is due to damage where?
The nerve fibers connecting Broca’s to Wernicke’s
Conduction aphasia impacts what?
Repeating what is heard
Probability of a parent passing Huntington’s on to a child
50% chance
Parkinson’s = degeneration of neurons where?
Substantia nigra
What meds can be used to treat the tremors associated with lithium?
Beta blockers
Prosopagnosia
Can’t recognize familiar faces
Symptoms of tyramine-induced hypertensive crisis
Headache, stiff neck, sweating, nausea/vomiting
If a left hemisphere language dominant split-brain patient views something in her left visual field she will be…
Unable to say what she saw but point to it with her left hand
4 functions of hypothalamus
Fight, flight, feed, fornicate
Antagonist
Blocks or reduced effect of neurotransmitter
What part of the brain mediates aggressive responses?
Hypothalamus
Lesions in the medial hypothalamus have been associated with what?
Rage & aggression
What is the “satisfaction center” that mediates the feelings of satisfaction after eating and sex?
Cingulate gyrus
Hydrocephalus is associated with which structures?
Ventricles
Inverse agonist
Produces opposite effect of neurotransmitter
Agonist
Produced similar effect of neurotransmitter
The brain part or system that manages the circadian rhythm is located where?
SCN within the hypothalamus
The cingulate cortex plays a role in what behaviors?
Emotion and motivation
T/F: Testosterone increases sex drive in males only
False - it increases sex drive in males and females
Gerstmann’s syndrome is the result of lesions where?
Parietal lobe
Simultanagnosia
Can’t recognize 2+ things at same time
Depression and chronic pain are both associated with which neurotransmitter?
Norepinephrine
Huntington’s Disease is associated with low levels of which neurotransmitter?
GABA
Starvation in anorexia may be precipitated by high levels of which neurotransmitter?
Serotonin
TCAs primarily treat what type of depressive symptoms?
Vegetative
What is an endogenous opiate?
-example
Produced inside the body
Ex. Endorphins
What side of the brain controls language?
Left side
How does hydrocephalus occur?
When the flow through the ventricles is blocked > produces pressure which caused brain damage and mental retardation
In most patients, the earliest signs of Huntington’s are?
Depression and forgetfulness
Which antidepressant is associated with the treatment of ADHD, enuresis, and decreasing the desire to binge and purge?
Imipramine
What imagine technique is most frequently used to detect brain damage in the early stages in the ER?
CT scan
Paresis
Partial paralysis
An overactive caudate nucleus has been linked to?
OCD
Atrophy of the caudate nucleus has been linked to?
Huntington’s
What type of medications are often used to control Tourette’s Disorder by impacting the dopamine level?
Antipsychotics
Ex. Haloperidol
T/F: Left-handers general exhibit milder aphasia
True
Principle of Equipotentiality
(Lashley)
If certain parts of the correct are damaged, other parts may take over the functions of the damaged parts
Benzos are _______ agonists.
GABA
Right-left confusion is a characteristic of damage to the?
Parietal lobe
Most research has linked Alzheimer’s to damage in what area of the brain?
Temporal lobe
Damage to the orbitofrontal cortex will most likely result in?
Altered emotions
Think when I got hit by Harper here I cried
What is considered the emotional core of the brain?
The limbic system
Converting from antibody negative to antibody positive
Seroconversion
Paraplegia
Paralysis of lower limbs
Quadriplegia
Paralysis of all 4 limbs
Hemiplegia
Paralysis of one side of body
Which brand of the nervous system includes your sympathetic and parasympathetic nervous system?
Autonomic
Acetylcholine is most associated with what?
Voluntary movement
Learning & memory
Which neurotransmitters are considered catecholamines?
Norepinephrine, epinephrine, dopamine
Which neurotransmitter is involved in long-term potentiation (LTP)?
Glutamate
Main inhibitory neurotransmitter
GABA
Main excitatory neurotransmitter
Glutamate
The basal ganglia is to movement as the limbic system is to ______.
Emotion
Which part of the brain is considered the relay station for sensory information?
Thalamus
Broca’s area is located where?
Frontal lobe
Wernicke’s area is located where?
Temporal lobe
Beta waves
Alert, awake
Alpha waves
Awake but relaxed
Theta waves
Light sleep
Between being awake and being asleep - falling asleep watching TV in evenings
Delta
Deep sleep
What % of newborn sleep is REM?
50%
As we age, which stages of sleep decrease?
Stages 3-4
Does REM sleep increase or decrease as we age?
Decrease
REM rebound may occur when the use of __________ is discontinued.
Sedatives
What is the leading risk factor for a stroke?
Hypertension
Bradykinesia
Slow voluntary movement, blank face
Parkinson’s
Athetosis and Chorea are associated with what disease?
Huntington’s
What is athetosis?
Slow, writhing movements
Huntington’s
What is chorea?
Involuntary rapid, jerky movements
Huntington’s
What % of individuals with Parkinson’s experience depression?
40%
Loss of declarative memory is associated with?
Alzheimer’s
Complex partial seizures are known to originate where?
Temporal lobe
Absence seizures are believed to originate where?
Thalamus
Absent seizures are also known as what?
Petit mal
Complex partial seizures - formerly called?
Temporal lobe epilepsy
Degree of impulsivity seen in ADHD may be associated with what in terms of brain anatomy?
Size of the caudate nucleus