PSYCH 130 Study Guide - Midterm Guide: Sexual Arousal, Sexually Transmitted Infection, Human Sexual Activity
2 Apr 2018
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Document Summary
Chapter 12 sexual disorders: definitions of what is normal or desirable in human sexual behavior vary with time and place. Excessive masturbation in childhood was widely believed to lead to sexual problems in adulthood. Aids and other sexually transmitted diseases changed the risks associated with sexual behavior. Cultural norms affect the thoughts: gender identity is distinct from sexual orientation, until 1973, homosexuality was listed as one of the sexual disorders. For women, sexuality appears more closely tied to relationship status than for men. Among women with symptoms of sexual dysfunction, more than half believe their symptoms are caused by relationship problems. In men, this flow of blood into tissues produces an erection of the penis. In women, blood flow creates enlargement of the breasts and changes in the vagina, such as increased lubrication ( : orgasm phase: sexual pleasure peaks. In men, ejaculation feels inevitable and indeed almost always occurs. In women, the outer walls of the vagina contract.
