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Chapter 9

Chapter 9 Key Terms & Notes

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University of Toronto St. George

Chapter 9 Mood Disorders Bipolar disorder: disorder marked by cycles between manic episodes and depressive episodes; also called manic depression Mania: state of persistently elevated mood, feelings of grandiosity, over enthusiasm, racing thoughts, rapid speech, and impulsive actions Depression: state marked by either a sad mood or a loss of interest in ones usual activities, as well as feelings of hopelessness, suicidal ideation, psychomotor agitation or retardation, and trouble concentrating. Unipolar depression: second type of mood disorder; people with unipolar depression experience only depression no mania. Sometimes people with depression lose sight of reality and begin to experience delusions and hallucinations. Delusions: are beliefs with no basis in reality Hallucinations: involve seeing, hearing, or feeling things that are not real Two categories of unipolar depression: Major depression: requires that person experience either depressed mood or loss of interest in usual activities, plus at least four other symptoms of depression chronically for at least two weeks, symptoms have to be severe enough to interfere with functioning in daily life. Dysthymic disorder: a less severe form of depressive disorder than is major depression, but it is more chronic. To be diagnosed a person must be experiencing depressed mood plus two other symptoms of depression for at least two weeks. Double depression: People who experience both major depression and dysthymic disorder. People with double depression are chronically dysthymic and occasionally sink into episodes of major depression. Seasonal affective disorder (SAD): subtype of major depressive disorder, people with SAD have history of at least two years of experiencing major depressive episodes and fully recovering from them. Symptoms seem to be tied to number of daylight hours in a day Bipolar I disorder: people who experience manic episodes, most of these people eventually fall into a depressive episode. For some, the depressions are as severe as major depressive episodes, whereas others have episodes of depression that are relatively mild and infrequent Episodes meeting full criteria for mania are necessary for diagnosis www.notesolution.com
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