Question 1
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Anxiety disorders facts:
Question 2
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Age of onset for anxiety disorders is
Question 3
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Which of the following is NOT a medical rule out for anxiety
Question 4
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DSM Anxiety Disorders include [blank_start]anxiety[blank_end] disorders, [blank_start]obsessivecompulsive[blank_end] disorders and [blank_start]trauma or stressor related[blank_end] disorders
Question 5
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Eustress vs. Distress: remember stress isn't always negative
[blank_start]Eustress:[blank_end] Motivating, short-term, exciting
[blank_start]Distress:[blank_end] Short- or long-term, perceived as beyond coping ability, unpleasant
Answer
-
Eustress:
-
Distress:
-
Eustress:
-
Distress:
Question 6
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“Anxiety and fear are cousins but not twins. [blank_start]Fear[blank_end] sees a threat. [blank_start]Anxiety[blank_end] imagines one.” – Max Lucado
Question 7
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Neuroanatomy of anxiety. Which parts of the brain are involved.
[blank_start]Prefrontal cortex[blank_end] [blank_start]orbitofrontal cortex[blank_end] [blank_start]ventromedial prefrontal cortex[blank_end] [blank_start]limbic system[blank_end]
Question 8
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In neuroanatomy of anxiety, what is the function of the prefrontal cortex
Answer
-
Executive functioning, planning, decision making
-
Predicting consequences
-
Understanding social behavior
-
Control impuses and regulates mood
Question 9
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In the neuroanatomy of anxiety, the [blank_start]orbitofrontal[blank_end] cortex controls impulses, regulates mood, and drives moral judgment
Question 10
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Which is not a feature of the limbic system
Answer
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Structures between the cerebral hemisphere and the brainstem
-
Not a discrete “system” but rather a collection of anatomically-related structures with varying functions
-
Center for emotional responsiveness, motivation, memory, olfaction, safety
-
Phylogenetically ancient, paleomammalian brain
-
Controls moral judgement and controls impulses
Question 11
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[blank_start]Ventromedial prefrontal[blank_end] cortex is in charge of reward processing – think and visceral response to emotions
Question 12
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[blank_start]Hippocampus[blank_end] -Spatial navigation. Memory formation/storage
[blank_start]Amygdala[blank_end] – Processes emotional stimuli. Receives information about physical needs. Initiates behavioral response
[blank_start]Hypothalamus[blank_end] – Receives unprocessed sensory input. Connects endocrine system to nervous system via pituitary gland
[blank_start]Thalamus[blank_end] – sensory processing. Hub of information transfer. Directs sensory input for processing
Answer
-
Hippocampus
-
Amygdala
-
Hypothalamus
-
Thalamus
Question 13
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The [blank_start]hippocampus[blank_end]:
Shifts short-term memory to long-term memory
Encodes our memory with emotions by interacting with amygdala
Interacts with amygdala to encode emotional memories
Active in imaging studies during fearful situations
Question 14
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Neuroanatomy of the hippocampus in anxiety
Answer
-
Seahorse-shaped structure in medial temporal lobe
-
Receives input from neurotransmitter systems and sends output to the rest of the brain
-
Memory formation and storage
-
Related to stress sensitivity and resiliency
-
Structures between the cerebral hemisphere and the brainstem
Question 15
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The hippocampus is related to stress sensitivity and resiliency. A [blank_start]large[blank_end] hippocampus is protective agains anxiety disorders. A [blank_start]small[blank_end] hippcampus has increased risk of PTSD in the context of trauma
Question 16
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The amygdala has three groups, a medial group, a basal-lateral group, and a central group. Which group has connections with the hypothalamus and the brain stem, cues the endocrine system response, and influences expression of emotion, and triggers the autonomic nervous system?
Answer
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Medial
-
Basal-lateral
-
Central group
Question 17
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Neuroendocrine pathways for the HPA (hypothalamic-pituitary-adrenal) axis. Let's review as this is probably an exam question:
Activated by [blank_start]stress[blank_end]
Hypothalamus releases [blank_start]corticotropin-releasing factor (CRF)[blank_end]
CRF binds to receptors on [blank_start]anterior pituitary gland[blank_end]
[blank_start]Adrenocorticotropic hormone (ACTH)[blank_end] is released
ACTH binds to receptors on [blank_start]adrenal cortex[blank_end]
[blank_start]Cortisol and adrenaline[blank_end] are released!
Question 18
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Function of the HPA axis is SAFETY & PROTECTION
Question 19
Answer
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Released for several hours after exposure to stressor
-
Increases glucose in the bloodstream and enhances the brain’s use of glucose
-
Suppresses nonessential functions such as digestion, reproduction, and growth processes
-
At sufficient concentrations, cortisol exerts negative feedback to hypothalamus and homeostasis returns
-
Lasts for only minutes after exposure to stressor
-
Decreases glucose in the bloodstream
Question 20
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Adrenaline Increases [blank_start]heart[blank_end] rate, [blank_start]blood[blank_end] pressure, respiratory [blank_start]rate,[blank_end] and [blank_start]carbohydrate[blank_end] metabolism
Answer
-
heart
-
blood
-
rate,
-
carbohydrate
Question 21
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Chronic/prolonged stress = repeated/sustained HPA axis activation
Question 22
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[blank_start]Calming NT[blank_end]: γ-amino-butyric-acid (GABA)
[blank_start]Excitatory NT:[blank_end] Glutamate
[blank_start]Monoaminergic neurotransmitters[blank_end]
Serotonin
Norepinephrine
Dopamine
Question 23
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Excessive [blank_start]glutamate[blank_end] activity causes anxiety, agitation, and seizures
Question 24
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Benzodiazepines increase [blank_start]GABA[blank_end] activity at amygdala and PFC
Question 25
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[blank_start]GABA[blank_end] Principal inhibitory neurotransmitter
[blank_start]Glutamate[blank_end] Principal excitatory neurotransmitter
[blank_start]GABA[blank_end] Decreases neurons’ electrical excitability
[blank_start]Glutamate[blank_end] Increases neurons’ electrical excitability
[blank_start]Glutamate[blank_end] Necessary for attention/coordination
[blank_start]GABA[blank_end] Calm, relaxation, sleep
Answer
-
GABA
-
Glutamate
-
GABA
-
Glutamate
-
GABA
-
Glutamate
-
Glutamate
-
GABA
-
Glutamate
-
GABA
-
GABA
-
Glutamate
Question 26
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Enhancing 5-HT input to the amygdala can [blank_start]reduce[blank_end] anxiety/fear
Question 27
Answer
-
Primarily found in GI tract, blood platelets, and CNS
-
Involved in regulation of mood, appetite, sleep, memory, learning
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Inhibitory effect on some amygdalar outputs
-
Excitatory effect on some aygdalar outputs
-
Primarily found in the brain
Question 28
Answer
-
Mobilizes the brain and body for action
-
Lowest during sleep, rises during wakefulness
-
NE output from locus coeruleus enhances memory, attention, arousal
-
Peaks during fight-or-flight: Increases heart rate/BP, release of glucose from energy stores, inhibits GI motility
-
NE output from ventral tegmental area enhances memory, attention, arousal
Question 29
Answer
-
Significant in reward-motivated behavior
-
Pleasurable experiences cause dopamine release: sex, food/appetite, addictive substances
-
Involved in some motor control, GI motility, insulin production, and hormone regulation
Question 30
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Catecholamine-O-methyltransferase (COMT) met genetic allele:
Answer
-
Enzyme which degrades dopamine and norepinephrine
-
COMT genotypes implicated in expression of anxiety and depression
-
Enzyme degraded serotonin and dompamine
Question 31
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Met genotype: [blank_start]Lower[blank_end] COMT activity = [blank_start]higher[blank_end] NT levels = [blank_start]excessive[blank_end] NT release under stress = WORRIER
Val genotype: [blank_start]Higher[blank_end] COMT activity = [blank_start]lower[blank_end] NT levels = [blank_start]decreased[blank_end] NT release under stress = WARRIOR
Answer
-
Lower
-
Higher
-
higher
-
lower
-
excessive
-
decreased
-
Higher
-
Lower
-
lower
-
higher
-
decreased
-
excessive
Question 32
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Which gene regulates the HPA axis and monoaminergic signaling
Answer
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5-HTTLPR: Serotonin transporter
-
Catecholamine-O-methyltransferase (COMT)
-
Methylenetetrahydrofolate reductas
Question 33
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The [blank_start]short (S)[blank_end] allele of 5-HTTLPR: Serotonin transporter puts a patient as risk for anxiety
Question 34
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What environmental factors play a part in increasing anxiety?
Question 35
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Substance-Induced Anxiety Disorders can be caused by the following drugs except
Answer
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Sympathomimetics (pseudophedrine)
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Stimulants (Methylphenidate, Amphetamines)
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Benzodiazepines
-
System and anabolic steroids
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Drugs of abuse (cocaine, amphetamaines, hallucinogens, substance withdrawal)
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Atypical antipsychotics
Question 36
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Panic disorder usually starts before the age of 24 and usually has lots of comorbidities as patients try to self-medicate
Question 37
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DSM-5 Criteria for Panic Disorder include recurrent UNEXPECTED panic attacks, followed by 1 month of:
Answer
-
Persistent concern
-
Worry about implications or consequences of panic attacks
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Maladaptive changes in behavior
-
Walks on the beach doing yoga
Question 38
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Agoraphobia is fear of situations with
Question 39
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Neuroanatomy of panic disorder includes:
[blank_start]Elevated[blank_end] glucose uptake in amygdala, hippocampus, and thalamus
[blank_start]Decreased[blank_end] frontal lobe activity
Question 40
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Neurotransmitter pathways in panic disorder:
[blank_start]Decreased[blank_end] GABA concentrations, elevated glutamatergic signaling
[blank_start]Decreased[blank_end] serotonin receptor binding, increased norepinephrine concentration
Answer
-
Decreased
-
Increased
-
Decreased
-
Increased
Question 41
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Panic disorder is the most heritable of all anxiety disorders with first-degree relatives of patient with panic DO means that patient has 7X increased risk
Question 42
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Neuroendocrine pathways in panic disorder include:
(on exam study guide)
Answer
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Elevated baseline cortisol = anticipatory anxiety
-
Hypersensitive to situations that trigger HPA axis activation
-
Decreased baseline cortisol = anticipatory anxiety
-
Hyposensitive to situations that trigger HPA axis activation
Question 43
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Specific phobia (like clowns) is the most common anxiety disorder, women twice as likely to suffer as men, and typical age of onset is childhood to adolescence
Question 44
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Specific phobia is a persistent fear of clearly discernible objects or situations that provoke immediate anxiety and cause social or occupational impairement
Question 45
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Specific Phobia
Neuroanatomy: activation of [blank_start]amygdala[blank_end], decreased [blank_start]prefrontal cortex response[blank_end]
Question 46
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Social anxiety disorder is twice as likely in women as men, onset is childhood or adolescence and is often seen with MDD or substance abuse disorders
Question 47
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DSM 5 criteria for social anxiety disorder is a persistent fear of situations in which exposure to unfamiliar people o scrutiny is possible. Fear that actions will expose anxiety or possible humiliation or embarrassment.
Question 48
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Neuroanatomy of Social Anxiety Disorder:
[blank_start]Hyperactive[blank_end] prefrontal cortex - misinterpreting social cues
[blank_start]Hyperreactive[blank_end] amygdala - receives sensory information before analysis and signals the sympathetic nervous system
Answer
-
Hyperactive
-
Hypoactive
-
Hyperreactive
-
Hypoactive
Question 49
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Genetics of social anxiety disorder involve Serotonin transporter (5-HTT) which governs reuptake of serotonin into the neuron. The [blank_start]short[blank_end] allele is involved in increased risk of anxiety and depression in context of stressful environment, Increased startle response and a stronger amygdala activation in response to angry faces
Question 50
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Generalized anxiety disorder has the youngest age of onset for an anxiety disorder
Question 51
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Excessive worries/anxiety for at least [blank_start]6 month[blank_end]s. Worry about a number of events, situations, activities. Difficulty controlling the worry.
Three or more of the following:
Restless/on edge
Easily fatigued
Difficulty concentrating
Irritability
Muscle tension
Sleep disturbance
Question 52
Question
Neuroendocrine pathways of generalized anxiety disorder include all the following EXCEPT:
Answer
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Perception of sustained threat
-
Chronic activation of HPA axis
-
Acute activation of HPA axis
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More physiologically dysregulated state at baseline
-
Exaggerated physiological reactivity to fearful stimuli
Question 53
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5-HTTLPR [blank_start]short[blank_end]-allele carriers are highly sensitive to environmental threats. Hypervigilance
Question 54
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The following are all forms of obsessive-compulsive disorders:
Answer
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Body dysmorphic disorder - fixated on a part of their body they hate
-
Trichotillomania – hair pulling compulsion and anxiety. A lot with trauma
-
Hoarding Disorder – afraid that they might need something
-
Cookiewinemania - an unnatural obsession with wanting cookies and wine
Question 55
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Tourette's Syndrome is a frequent comorbidity of obsessive compulsive disorder
Question 56
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The following are all true about OCD DSM-5 criteria
Answer
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Recurrent obsessive thoughts - Persistent ideas, thoughts, images, impulses that are perceived as intrusive and distressing
-
Compulsive behaviors - Repetitive behaviors or mental acts that are meant to reduce stress NOT bring pleasure
-
Time-consuming, cause impairment
Question 57
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OCD is real anatomical issue
Question 58
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In obsessive compulsive disorder there is [blank_start]orbitofrontal[blank_end] cortex overactivity but smaller volume which leads to context-related processing and response inhibition
Question 59
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In obsessive compulsive disorder there is abnormal activity in [blank_start]cortico-striatal-thalamo-cortical (CSTC)[blank_end] feedback loop. These circuits use “direct” (excitatory) or “indirect” (inhibitory) routes from cortex through [blank_start]basal ganglia[blank_end] to [blank_start]thalamus.[blank_end]
Question 60
Question
CSTC or "worry" loop is involved in obsessive compulsive disorder. It includes the [blank_start]basal ganglia[blank_end] which nuclei grouped together based on interconnected roles in movement and cognition. It includes Includes [blank_start]globus pallidus[blank_end], putamen, caudate nucleus. Specifically the striatum Includes [blank_start]putamen[blank_end] and caudate nucleus.
Answer
-
basal ganglia
-
globus pallidus
-
putamen
Question 61
Question
In obsessive compulsive disorder, the CSTC loop receives input to [blank_start]basal ganglia[blank_end] from [blank_start]cortex[blank_end] and [blank_start]thalamus[blank_end]
Answer
-
basal ganglia
-
cortex
-
thalamus
Question 62
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In obsessive compulsive disorder, the CSTC or "worry" loop has two pathways. The "direct" basal ganglia and the "indirect' basal ganglia pathway that are antagonistic to each other
Question 63
Question
“Direct” basal ganglia pathway:
Direct projections from [blank_start]striatum[blank_end] to [blank_start]globus pallidus[blank_end]
Increases [blank_start]excitatory[blank_end] thalamic input to the cortex
Turns [blank_start]up[blank_end] motor activity
Answer
-
striatum
-
globus pallidus
-
excitatory
-
inhibitory
-
up
-
down
Question 64
Question
The [blank_start]"direct"[blank_end] basal ganglia pathway is involved in the activation of tics, compulsions, and obsessions. It is [blank_start]overactive[blank_end] in OCD.
Answer
-
"direct"
-
"indirect"
-
overactive
-
underactive
Question 65
Question
“Indirect” basal ganglia pathway has [blank_start]Indirect[blank_end] projections from [blank_start]striatum[blank_end] to [blank_start]globus pallidus[blank_end]
[blank_start]Inhibitory[blank_end] effect on [blank_start]thalamus[blank_end] and frontal cortex
Answer
-
Indirect
-
striatum
-
globus pallidus
-
Inhibitory
-
excitatory
-
thalamus
-
hippocampus
Question 66
Question
"Direct" basal ganglia pathway is the "gas" and the "indirect" basal ganglia is the brake when it comes to motor activity
Question 67
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OCD occurs when delicate balance between inhibition and excitation of basal ganglia pathway is disrupted
Question 68
Question
Neuroanatomy of OCD involves Increased activity in CSTC circuit running from [blank_start]frontal cortex[blank_end] to [blank_start]striatum[blank_end] to [blank_start]globus pallidus[blank_end] to [blank_start]thalamus[blank_end] and back to [blank_start]cortex[blank_end]
Answer
-
frontal cortex
-
striatum
-
globus pallidus
-
thalamus
-
cortex
Question 69
Question
In OCD, there is increased Increased activity in prefrontal cortex, basal ganglia, and [blank_start]amygdala[blank_end]
Question 70
Question
What is the treatment for OCD
Answer
-
Surgical intervention where the CSTC loop is cut off via a cingulotomy. This disrupts the transmission from the frontal cortex
-
Very aggressive and high doses of SSRI
-
Talking common sense into the patient and telling the patient that the fears aren't real
Question 71
Question
Serotonin, dopamine and glutamate are involved in OCD. There are [blank_start]reduced[blank_end] serotonin transporters in midbrain. There is [blank_start]increased[blank_end] dopamine. There is [blank_start]increased[blank_end] glutamate.
Answer
-
reduced
-
increased
-
increased
-
decreased
-
increased
-
decreased
Question 72
Question
Considering what we know about 5HT, DA, and Glu in OCD, which drugs are most effective
Answer
-
5HT drugs
-
DA antagonists
-
Antipsychotics
-
Stimulants
Question 73
Question
A patient with OCD will be in a hyperglutamatergic state in prefrontal regions and have
elevated glutamate in cerebrospinal fluid
Question 74
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An [blank_start]earlier[blank_end] onset of OCD is indicative of a higher risk of heritability
Question 75
Question
Of the following comorbidities with seen OCD, which has the highest incidence of PTSD
Question 76
Question
DSM 5 criteria for PTSD involve exposure to [blank_start]trauma[blank_end], [blank_start]re-experiencing,[blank_end] [blank_start]avoidance[blank_end], [blank_start]negative alterations in mood/cognition[blank_end], and [blank_start]increased arousal.[blank_end]
Question 77
Question
The neuroanatomy of the PTSD involves:
[blank_start]Reduced[blank_end] volume of hippocampus and frontal cortex
Amygdala [blank_start]hyperresponsiveness[blank_end]
[blank_start]Decreased[blank_end] activity in PFC
Answer
-
Reduced
-
Increased
-
hyperresponsiveness
-
hyporesponsiveness
-
Decreased
-
Increasedp
Question 78
Question
The following NT are involved in PTSD EXCEPT:
Answer
-
Dopamine
-
Norepinephrine
-
Serotonin
-
Glutamate
Question 79
Question
Which drug exhibits inhibitory effects on glutamate transmission and thus is good for PTSD
Answer
-
Topiramate
-
Aripiprazole
-
Venlafaxine
Question 80
Answer
-
Role in hippocampal-related learning and amygdala- related emotional processing
-
Processing distortion related to inappropriate glutamate signaling
-
Elevated glucose uptake in amygdala, hippocampus, and thalamus
Question 81
Question
What medication should you not give to PTSD because of the unremitting elevation in NE in the CSF of patients with PTSD?
Answer
-
Bupropion
-
Citalopram
-
Venlafaxine
-
Fluoxetine
Question 82
Question
In PTSD, patients have a [blank_start]decreased[blank_end] cortisol concentrations and a/n [blank_start]flattened[blank_end] cortisol slope
Answer
-
decreased
-
increased
-
flattened
-
elevated
Question 83
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Treatment for anxiety disorders include:
Question 84
Question
MOA of BZ in anxiety involves BZ [blank_start]increasing[blank_end] the efficiency of GABA to [blank_start]decrease[blank_end] the excitability of neurons. BZ bind to the y sub-unit of the [blank_start]GABA-A[blank_end] receptor. Binding causes a structural modification of the receptor that results in an increasein GABA-A activity. The result is an [blank_start]increase[blank_end] in the frequency of the [blank_start]Cl-[blank_end] channel (making the cell more negative) and [blank_start]inhibiting[blank_end] the action potential.
Answer
-
increasing
-
decrease
-
GABA-A
-
increase
-
Cl-
-
inhibiting
Question 85
Question
Chronic/prolonged stress = repeated/sustained HPA axis activation which causes:
[blank_start]Musculoskeletal:[blank_end] Chronic muscle tension, tension headaches, migraines
[blank_start]Respiratory:[blank_end] Exacerbation of existing conditions (asthma, emphysema, etc.)
[blank_start]Cardiovascular:[blank_end] Increased risk of heart attack, hypertension, stroke
[blank_start]Endocrine:[blank_end] Increased risk of diabetes in vulnerable populations
[blank_start]Gastrointestinal:[blank_end] Acid reflux, ulcers, diarrhea, constipation, nausea/vomiting
Reproductive:
[blank_start]Male:[blank_end] Impaired testosterone production and sperm maturation, impotence
[blank_start]Female:[blank_end] Irregular menstrual cycles, impaired sexual desire
Answer
-
Musculoskeletal:
-
Respiratory:
-
Cardiovascular:
-
Endocrine:
-
Gastrointestinal:
-
Male:
-
Female: