live _24. Which neurotransmitter plays an important role in anxiety disorders? a
ID: 3443415 • Letter: L
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live _24. Which neurotransmitter plays an important role in anxiety disorders? a. dopamine b. GABA c. acetylcholine d. serotonin The psychological disorder characterized by separate episodes of depression and mania is bipolar disorder posttraumatic stress disorder a. b. c. schizophrenia d. major depressive disorder 26. The key symptoms of a manic phase include extreme pessimism and withdraw from family and friends a. b. an irrational fear of a situation c. extreme euphoria, hyperactivity, and talkativeness d. compulsive and repetitive behaviors a. most people who suffer from major depression eventually return to normal b. depression is becoming less common c. depression is more common in women compared to men d. stressful events often precede the onset of major depression 27. Which statements is not accurate concerning mood disorders? 28. If one member of an identical twin pair has a mood disorder, it is likely that the oth a. the disorder is caused almost entirely by environmental factors b. genetic factors appear to have no influence on the likelihood of experiencing member of the twin pair will also have a mood disorder. This suggests that c. genetic factors probably influence the likelihood of mood disorders d. identical twins are less genetically alike than fraternal twins disorders 29. The social-cognitive perspective suggests that depression results from a. abnormal levels of brain neurotransmitters b. the overreliance on ego-defense mechanisms c inactivity of the frontal lobe d. self-defeating beliefs and negative thinking 30. Abnormally low levels of the neurotransmitter serotonin are associated wit panic attacks a. b. schizophrenia c. depression d. anxiety disordersExplanation / Answer
24. Correct Answer- (a) Dopamine. High dopamine levels have been observed in patients with poor gastrointestinal function, autism, mood swings, aggression, psychosis, anxiety, hyperactivity, and children with attention disorders.
25. Correct Answer- (a) Bipolar disorder.
26. Correct Answer- (c) extreme euphoria, hyperactivity and talkativeness
27. Correct Answer- (b) depression is becoming less common
28. Correct Answer- (c) genetic factors probably influence the likelihood of mood disorders
29. Correct Answer- (d) self defeating beliefs and negative thinking
30. Correct Answer- (c) depression
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