BIO206H5 Lecture Notes - Lecture 10: Aphrodisiac, Sex Steroid, Blood Sugar
Document Summary
Chapter 10: motivation & emotion: the motivation of hunger and eating, introduction. Insulin hormone secreted by the pancreas which much be present for cells to extract glucose from the blood. Secretion of insulin causes increased hunger: leptin - produced by fat cells throughout the body and released into the bloodstream. May occur due to abandonment of diet followed by early humans: genetic predispotion may cause obesity, bmi body mass index weight in kilos, divided by height in meters, squared (kg/m^2). Interactionist theory (bem) genes and prenatal hormones don"t determine sexual orientation per se, but rather they shape a child"s temperament, which initiates a chain of events that ultimately shapes sexual orientation. Name calling like sissy and tomboy may arouse interest in same sex peers: masters and johnson first to study in 1960"s, and divided sexual response into. 4 stages excitement, plateau, orgasm, resolution: excitement phase initial phase, level of physical arousal usually escalates rapidly.
