PSYCH 270 Final: Chapter 5 Review

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Luke Hyde

Chapter 5 Review: Mood Disorders These are disorders which are disruption to emotional regulation In DSM5 there are two main categories of disorders Depressive disorders Disorders with mania Depressive Disorders leave the individual in an extreme state of depression or sadness (can be physical manifestation) Women are 2x more likely to be diagnosed than men o Women differ in Affective, Biological, and cognitive areas More likely to ruminate on negative thoughts, be more emotive, have more chronic stress, and have hormonal differences 3x more likely in lower ses areas Major depressive disorder Requires at least 5 symptoms, one of which must be depressed mood extreme sadness There is often a high correlation with suicidal thoughts or behaviors Linked to onset of other health issues Persistent depressive disorder Requires at least 2 symptoms that are present for at least 2 years and cannot be in remission longer than 2 months at any time o This can not be diagnosed in the presence of bipolar disorder Bipolar Disorders contain different mixes of depression and mania The disorder is more common in men than in women Bipolar 1 contains full mania, but does not require major depression Mania is manic behavior lasting at least a week or resulting in hospitalization Bipolar 2 cannot have full mania, but requires major depression Cyclothymia is chronic, at least two years, of rapid cycling between hypomania and minor depression Etiology of disorders Bipolar disorders Depressive disorders Extremely heritable Linked to genetic polymorphism and exposure May be linked to activity of dopamine in the Abnormalities in 5HTT seretonin receptors VTANac pathway Decreased tryptophan Increased activity in anterior cingulate and Increased activity in anterior cingulate and amygdala amygdala Decreased activity in DLPFC, Hippocampus, Decreased activity in DLPFC, Hippocampus, and and striatum striatum Higher striatum activity than in Higher activity of HPA and release of cortisol depressive disorders High family expressed emotions Higher activity of HPA and release of cortisol High neuroticism, negative cognitive triad, and Sleep deprivation may trigger a state of mania learned helplessness increase risk of diagnosis
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