CMN 552 Exam 1 Question and answers already passed

CMN 552 Exam 1 Question and answers already passed
Question : What two neurotransmitters are most implicated in
the pathophysiology of mood disorders?
Correct answer: norepinephrine and serotonin
Question : How are dopamine levels affected in depression
and mania?
Correct answer: Dopamine activity may be reduced in
depression and increased in mania
Question : How does depression affect sleep
neurophysiology?
Correct answer: Loss of deep (slow-wave) sleep Increase in
nocturnal arousal. The latter is reflected by four types of
disturbance: (1) an increase in nocturnal awakenings, (2) a
reduction in total sleep time, (3) increased phasic rapid eye
movement (REM) sleep, and (4) increased core body
temperature. T
Question : What is the most common abnormality found in
structural and functional brain imaging in depressive
disorders?

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