PSYC 3070 Lecture Notes - Lecture 8: Ejaculation, Clitoris, Urinary Incontinence
Document Summary
Neural aspects of sexual response: nucleus acumens. Food, sex, drugs, ect all cause dopamine release in this region fmri found increases in activation in this region while participants were viewing pictures of attractive people: medical preoptic area of the hypothalamus. Electrical stimulation in male rhesus monkeys causes spontaneous erections lesions in male rhesus moneys reduces mating behavior testosterone: produced in gonads and adrenal glands. Salivary t measured with couple on nights they had sex and nights they did(cid:374)"t, (cid:374)ights (cid:449)ith se(cid:454) had highe(cid:396) t in males. Plasma t levels higher during and immediately after sexual intercourse. T resinstates sexual behavior in hypogonadal men. Sexual motivation decreases with age along with t. Comparing t, estrogen, and progesterone, only t correlated with sexual desire and anticipation of sexual behavior. T treatment can be effective in restoring sexual desire to surgically- induce ovariectomized females. Chemical trails with t administration suggests that t enhances libido in postmenopausal women. Masters and johnson model: epor model.
