Sexual Arousal and Response Ch5
Estrus
A brief period of fertility that corresponds to ovulation
Refractory period
A period of time following a response(e.g., orgasm) during which an individual is no longer responsive to stimulation (e.g., sexual stimulation)
Sex flush
A reddish rash that appears on the chest or breasts late in the excitement phase of the sexual response cycle
Antiandrogen
A substance that decreases the levels of androgens in the bloodstream
Sexual response cycle
Masters and Johnson's model of sexual response, which consists of four phases
Myotonia
Muscle tension
Multiple orgasms
One or more additional orgasms following the first, which occur within a short period of time and before the body has returned to a preplateau level of arousal
Sex skin
Reddening of the labia minor that occurs during the plateau phase
Excitement phase
The first phase of the sexual response cycle, which is characterized by erection in the male, vaginal lubrication in the female, and muscle tension and increases in heart rate in both males and females
Resolution phase
The fourth phase of the sexual response cycle, during which the body gradually returns to its perorated state
Plateau phase
The second phase of the sexual response cycle, which is characterized by increases in vasocongestion, muscle tension, heart rate, and blood pressure in preparation for orgasm
Vasocongestion
The swelling of the genital tissues with blood, which causes erection of the penis and engorgement of the area surrounding the vaginal opening
Orgasmic phase
The third phase of the sexual response cycle that is characterized by a rapid succession of of muscular contractions in the genital regions of both males and females, and also by ejaculation by the male
The effects of Spanish fly are due to____in the urinary tract
a burning sensation
Alcohol is known to have
both stimulating and depressing effects
Cells in the___cortex transmit messages when we experience sexual thoughts and fantasies
cerebral
Pheromones
chemical substances secreted externally by certain animals, which convey information to, or produce specific responses in, other members of the same species
Aphrodisiacs
drugs or other agents that are sexually arousing or that increase sexual desire
Primary erogenous zones
erogenous zones that are particularly sensitive because they are richly endowed with nerve endings
Secondary erogenous zones
erogenous zones that become especially sensitive through experience
According to Masters anf Johnson, erection and lubrication occur during the___phase of the sexual response cycle.
excitement
Orgasms attained through sexual intercourse are more intense than those attained through masturbation.
false
The primary erogenous zone is the brain.
false
When the rear part of a male rat's___is stimulated by electricity, the animal runs through its sexual routine mechanically.
hypothalamus
According to Masters and Johnson, sexual arousal is characterized by vasocongestion and
myotonia
Men enter a refractory period following the____phase of the sexual response cycle
orgasmic
Erogenous zones
parts of the body that are especially sensitive to tactile sexual stimulation
In many animals, the vomeronasal organ detects
pheromones
Foods such as oysters and bananas have been considered aphrodisiacs because they
resemble the male genitals
Ovariectomy
surgical removal of the ovaries
The hormone___activates the sex drives of both men and women
testosterone
"Spanish fly" will not turn your date on, but it may cure his or her warts.
true
Electrical stimulation of certain areas in the human brain can yield sensations similar to those of sexual pleasure and gratification.
true
Normal men produce estrogen, and normal women produce androgens.
true
Strippers earn higher tipswhen they are ovulating.
true
The ancient Romans were so obsessed with offensive odors that they perfumed their horses.
true
The menstrual cycles of women who live together tend to become synchronized.
true
Written descriptions of men's and women's experince during orgasm cannot be differentiated.
true