PSYC 337 Lecture Notes - Lecture 10: Caudate Nucleus, Amygdala, Absenteeism
31 Oct 2016
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Biological measures: provides (if it has bad reliability then so will your test) into depression. Alcohol induced heart rate change from baseline chart: Showed that alcoholics had very distinctive response (increased) of what the drug does to you. Suppresses release of cortisol (no increase in cortisol in response to stress unless you"re depressed) Had people drink substance to decrease precursors to nt (phenylalanine and. Challenge test: doing something to a person and seeing how they react (hypothesis is that someone with a certain disorder with act differently) Also many other types of patients (e. g. ocd) show similar pattern. A-methylparatyrosine: blocks dopamine and can cause short term relapse. You can"t be any better than what you"re trying to classify e. g. if you"re trying to classify ssd you can"t be any better than what the definition. You can"t get better test validity than what you"re trying to classify. Specificity issue: 60% of depressed patients show it but many don"t.
