PSYC 3140 Lecture Notes - Lecture 7: Erectile Dysfunction, Transvestic Fetishism, Ejaculation

• School: York University
• Department: Psychology
• Course: PSYC 3140
• Professor: Vas.Valoo

Document Summary

Drug: any substance other than food that affects our bodies or minds. Substance intoxication: cluster of temporary undesirable behavioural/psychological changes that develop during the ingestion of a substance. Substance use disorders: pattern of long-term maladaptive behaviours and reactions from reported use of a substance. Individuals crave a certain substance and rely on it. Many people develop a tolerance: needing larger doses of the substance to produce desired effect. Withdrawal: unpleasant and dangerous symptoms e. g. cramps, anxiety, sweating, nausea, that occur when the person suddenly stops taking the substance. Depressants: slo(cid:449) the a(cid:272)ti(cid:448)it(cid:455) of the cns, redu(cid:272)e te(cid:374)sio(cid:374) a(cid:374)d (cid:373)a(cid:455) i(cid:374)terfere (cid:449)ith a perso(cid:374)"s judgement and motor activity 3 most common ones are alcohol, sedative-hypnotic drugs and opioids. Alcohol: contains ethyl alcohol which is absorbed into the blood and gets carried to cns where it slows functioning down by binding to neurons. It binds to neurons called gaba which carries inhibitory message to stop firing; alcohol helps gaba shut down neurons.