PSY 220 Lecture Notes - Lecture 4: Monoamine Oxidase A, Literature Review, Allele
6 Mar 2017
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Peer-reviewed: published in a scientific journal which uses peer-review to evaluate merit, other experts critique and decide whether article is accurate and worth publishing. Description: research on genes and environment (experiences) that put individuals at risk for maladaptive outcomes. Explanation: mechanisms for why some people, don"t have the maladaptive outcome. Genes regulate biological processes: how much maoa enzyme is expressed. How serotonin (and norepinephrine and dopamine) is metabolized: short vs. long 5-htt. Genetically regulated biological processes may interact with environment and affect behavior. Positive adaption despite exposer to adverse circumstances: absence of pathology, presence of competence. The effect of one iv on the dv depends on another iv: the effect of maltreatment (iv)on psychopathology and competence (dvs) depends on genes (iv, 5-htt and maoa (ivs) serve as moderators of the environment. Low maoa and short 5-htt larger amygdala responses (key brain are in processing emotional stimuli) to fearful or angry faces.
