ANT211H5 Lecture Notes - Lecture 4: Missionary Position, Sexual Differentiation, Autonomic Nervous System
Document Summary
Test #1: 40 questions, 35 mc and 5 true and false, true and false are from this lecture, male homosexuality (video) Sexual response: subjective sense of sexual excitement or arousal. Neural signals, peripheral sexual responses, excitory, inhibitory (preventive) An experiment was conducted on university students to figure out whether certain images led to stimulating responses. They would have female internal or external sex organs. Males (testosterone: 9-10 years old (shortly before puberty, masturbation starts, maximum capacity for sexual arousal & response. Females (estrogen: less clear relationship between sex interest and hormones, variable masturbation, females masturbate significantly later than males in that in certain culture females are prohibited from. Impact of steroidal contraceptives masturbating or openly admitting to masturbating. Sexually differentiated brain: certain regions of the brain have been found to be sexually dimorphic and differentially sensitive to steroids, structural differences bw males and females. Sexual differentiation: hypothalmus & amygdala: testosterone critical neonatal period, determines patterns of interconnections.
