CMN 552 ANXIETY QUESTIONS EXAM CORRECT DETAILED
ANSWERS (VERIFIED ANSWERS) ALREADY GRADED A+
RATED
What are the autonomic symptoms of anxiety? - ANSWER ✔HA perspiration, palpation, tightness of chest, mild stomach discomfort, and restlessness. Look for inability to sit or stand still What is the difference between anxiety and fear? - ANSWER ✔alert system - Anxiety is a threat that is unknown, vague internal or confictional Where as Fear an know threat, external, definitive non-confictional How does anxiety affect thinking, perception, and learning? - ANSWER ✔It tends to produce confusion and distortion of perceptions; both of time and space as well as person and meanings of events. Can interfere with learning; lowering recall; impairing the ability to relate one item to an other thus unable make associations. -- anxious people will select some items while overlooking others.Which neurotransmitters play a role in anxiety? - ANSWER ✔nor-epi, serotonin and gaba What areas of the brain affected by anxiety can be seen in imaging studies? - ANSWER ✔Increased size of cerebral ventricles - may be ass. With benzo use Right temporal lobe panic DO R f-up but not L hemisphere is Frontal cortex - anxiety DO Panic attacks - parahippacampal PTSD - increased activity in the amygdale 1 / 2
What are the epidemiological characteristics of panic disorder? - ANSWER ✔lifetime prevalence 1-4 percent for panic DO 6- month prevalence 1-4 for panic DO and 3-5.6 doe panic attack
Woman 3:1 Men
No diff based on race Develops young adult hood 25 year average but any age possible May be under reported in kids correlation from recent divorce or separation What are the common comorbidity conditions with panic disorder? - ANSWER ✔91 % panic do have at least one other psych disease 1/3 of panic DO have depression b4 onset 2/3 first experience panic do on or after first depressive episode 15-30 % have social anxiety or social phobia
2-10 % PTSD
30 % OCD
hypochondriaism , illness anxiety do, Personality DO and substance DO What substances can induce panic? - ANSWER ✔AKA panicongens Induce panic in pt w Panic DO and to a lower extent the gen pop.
Respritory panicongens shift the acid base balance: C02 5-35 %,sodium lactate, and bicarb
Neurochemical panicongens include yohimbine, a2-aderic agonist,mCPP FLUMAZENIL caffine more Describe what causes hyperventilation in patients with panic disorder. - ANSWER ✔A hypersensitive alarm system where increasing co2 and brain lactate prematurely activate the physiological asphyxia monitor.What neuroanatomical changes are seen in panic attacks? - ANSWER ✔Temporal lobes esp. hippocampus and
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