PY 101 Chapter Notes - Chapter 33-34: Substance Abuse, Premature Ejaculation, Itch

• School: University of Alabama
• Department: Psychology
• Course: PY 101
• Professor: Tammi Carroll

Document Summary

Androgens- male sex hormones secreted by the testes. Progesterone- a female sex hormone secreted by the ovaries. Ovulation- the point at which an egg is released from the ovaries. The brain is a major sex organ o. Sexual arousal is related to external stimuli that, through a process of learning, have come to be labeled as erotic, or sexually stimulating. Erogenous zones- areas of the body that are particularly sensitive because of the presence of an unusually rich array of nerve receptors o. When a physician touches a breast or penis, nearly the same sensation is produced as when a sexual partner touches it. Interpretation of the touch is the only difference o. Sexual arousal is only likely when a certain part of the body is touched in what people define as a sexual manner and when a person is receptive to sexual activity. William masters and virginia johnson- studied sexual behavior in carefully controlled laboratory settings o.