PSYC 3420 Chapter Notes -Ovulation, Casual Sex, Orgasm

• School: York University
• Department: Psychology
• Course: PSYC 3420
• Professor: Irwin Silverman

Document Summary

Parental investment theory (trivers) m invest less; more likely pursue st mating, evolved greater causal sex desire. Injuries from husbands, boyfriends, brothers, fathers: retaliatory affair from wife. Fwb = friends with benefits: spontaneous sexual interaction, without, friendship with sex, no commitment to relationship/commitment promise, more m try to initiate romantic relationship, m more likely report fwb. St mating evidence: physiological, m testes size; sperm competition, sperm insemination variations. Study: sperm with time between intercourse sessions regardless of masturbation: psychological, desire for many partners. Study: m wanted more partners over all time frames; across all cultures. Study: m 37 desires/wk, w 9 desires/wk: time before sex- how long knowing one before seeking sex. Average= 5 yrs, m more likely in all time frames: m lowering their standards. Lowering standards = more potential partners: mate preference. Seek promiscuous, high drive, experienced for st. Paper bag study: asked m if they would remove box covering face, or body for lt vs st mating.