PSYC 3140 Chapter Notes -Major Depressive Episode, Magnetic Resonance Imaging, Cyclothymia
Document Summary
Bipolar disorder and was once known as manic-depression. Mania: great energy and enthusiasm for everything. Bipolar disorder is one of the two major types of mood disorders. The other type is unipolar depression, in which people experience only depression, without mania. experience delusions and hallucinations. Delusions are beliefs with no basis in reality, and hallucinations involve seeing, hearing, or feeling things that are not real. The dsm-iv-tr recognizes two categories of unipolar depression: major depression and dysthymic disorder. The diagnosis of major depression requires that a 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. In addition, these symptoms have to be severe enough to interfere with the person"s ability to function in everyday life. Dysthymic disorder is a less severe form of depressive disorder than is major depression, but it is more chronic.
