PSY-0001 Lecture Notes - Hypothalamus, Gonadotropin-Releasing Hormone
Document Summary
Behavior = breathing: perform at maximum when moderately aroused, poorly when not aroused or extremely aroused, time and taste determine what we eat, it"s time to eat, varied diets produce more eating, familiarity determines preferences, infants overcome neophobia (fear of new things) through small doses of exposure and modeling helps, too, multiple neural processes control eating, the hypothalamus integrates the various inhibitory and excitatory feeding messages and organizes behaviors involved in eating, hunger drive, the lateral and ventromedial areas of the hypothalamus play a central role in the hunger drive, lesions in the ventromedial area cause hyperphagia, lesions in lateral regions cause hypophagia. Too little eating: motivation for sex, nobody died because they didn"t have sex, but motivation is extremely strong, alfred kinsey, 1940s and 50s first survey of human sexual behavior facts about masturbation, masters and johnson, direct observation of 382 women and 312 men in 10,000 complete cycles of sexual response , 4 phases of sexual response.
