According to Masters and Johnson, the phase of sexual arousal in which a man's penis first becomes erect, and a woman's vagina first becomes lubricated is the:
A)orgasmic phase
B)plateau phase
C)resolution phase
D)excitement phase

Question

Quizplus · Accepted Answer

Masters and Johnson's four-stage model of sexual response includes the excitement phase, plateau phase, orgasmic phase, and resolution phase. During the excitement phase, sexual arousal begins and is characterized by physiological changes such as penile erection in males and vaginal lubrication in females. Therefore, the best choice is D, excitement phase.

According to Masters and Johnson, the Phase of Sexual Arousal