Maryville Psychopharmacology, Exam 1 Review (100% accurate)

How many dopamine pathways in the brain? correct answers 5 but only 4 associated with schizophrenia Nigrostriatal Dopamine Pathway controls correct answers motor function and movement (part of EP NS) Nigrostriatal Dopamine Pathway dopamine excess correct answers Hyperkinetic movements such as tics/dyskinesias mesolimbic dopamine pathway controls correct answers Pleasure, reward, euphoria of drug abuse and reinforcing behavior Mesolimbic dopamine pathway excess correct answers delusions and hallucinations - positive symptoms of schizophrenia or SE of illicit drugs Mesocortical Dopamine Pathway controls correct answers cognitive and affective symptoms Mesocortical Dopamien Pathway deficiency correct answers decreased cognition and flat affect in Schizophrenia Tuberinfundibular Dopamine Pathway controls correct answers prolactin secretion into circulation Dopamine _______________________ prolactin secretion correct answers inhibits Positive Symptoms of Schizophrenia correct answers Delusions, Hallucinations, Disorganized speech, Disorganized behavior, catatonia, agitation Positive symptoms of schizophrenia arise from correct answers mesolimbic dopamine pathway Negative symptoms of schizophrenia correct answers Alogia, asociality, affective blunting, anhedonia, and avolition (5 A's) Alogia is correct answers poverty of speech, uses few words Affective Blunting is correct answers reduced range of emotions (feeling numb inside) Asociality is correct answers reduced social drive/interaction, little sexual interest, and few friends Anhedonia is correct answers inability to experience pleasure