Sex: Chapter 4

Desire

an awareness tat one wants or wishes to attain a sexual goal

Many people have tried to enhance their sexual desire or performance by taking substances called ___, but there is little evidence that they have any real affect.

aphrodisiacs

Other researches have organized the responses into fewer or more phases, and this chapter follows the model of sex therapist ___ and includes ____ as the first phase

Helen Kaplan desire

____ observed and recored physiological responses from hundred of people engaged in sexual activity.

Masters and Johnson

resolution phase

blood drains from breasts, outer third of the vagina, labia minor, and clitoris,blood drains from penis and testicles, return to unaroused state

However, recent studies indicate that the real essence of orgasm is not in the genitals, but in the _____.

brain

Masters and Johnson claimed that all women in good health are capable of reaching orgasm during intercourse but Helen Kaplan and others believe that many women are incapable of reaching orgasm during intercourse without simultaneous ____ stimulation.

clitoral

Freud believed that there were two types of female orgasm, one caused by ____ stimulation and another by ____ sensations.

clitoral vaginal

Masters and Johnson originally claimed that all female orgasms were identical and were focused in the _____.

clitoris

The expulsion of semen from the penis is called ______.

ejaculation

Men's orgasms occur in two stages, _____ and ____.

emission expulsion

Stimulation of this areas sometime resulted in ____ during orgasm.

emission of fluid

Unlike most men, some women can have _____, defined as two or more orgasms in quick succession without dropping below the plateau level.

multiple orgasms

The engorgement and swelling of the outer third of the vagina was named the ____ by Masters and Johnson.

orgasmic platform

This response is referred to as the ___.

orgasmic platform

vasocongestive response

penis starts to become erect, labia minora brome engorged with blood, vaginal lubrication begins, sex-tension flush appears, clitoris is most prominent at this time, outer third of the vagina becomes engorged with blood, testicles increase in size 50% to 100%.

excitement phase

penis starts to become erect, vaginal lubrication begins, nipples become erect, clitoris is most prominent at this time, scrotum thickens and helps pull the testicles toward the body, walls of the inner two thirds of the vagina begin to balloon out, labia minor flatten and spread apart

During the ____ phase in women, the tissues of the outer third of the vagina become swollen with blood, causing the vaginal opening to narrow.

plateau

In some women the fluid was identified as urine, but in others it contained an enzyme found in secretions from men's _____.

prostate gland

After ejaculating, most men have a period of time called the ____ during which it is impossible for them to have another orgasm.

refractory period

The period of time where men can not have another orgasm is called the ______.

refractory period

The return to the unaroused state is called____.

resolution

At the time of organism, both men and women have ____ in specific tissues that initially occur every 0.8 second.

rhythmic muscular contractions

orgasm phase

rhythmic muscular contractions occur in outer vagina, uterus, and anal sphincter muscles, rhythmic muscular contractions in vas deferens, prostate gland, urethra, and anal sphincter muscles, in men, a fluid is emitted from the urethra.

Men's and women's descriptions of orgasm are ______.

similar

Two theories of why women have orgasms are _____ and ______.

evolutionary adaptionist theory byproduct theory

They divided the physiological responses during sex into four phases: ____, ____, ____, and _____.

excitement plateau orgasm resolution

TF? A man;s penis size is related to his height, weight, and race.

false

TF? Alcohol excites the central nervous system and enhances sexual performance.

false

TF? Generally speaking, descriptions of orgasm written by women can easily be distinguished from those written by men.

false

TF? Orgasm and ejaculation occur at the same time in men and are actually the same event.

false

TF? The first physiological signs of arousal in men occur within seconds, but take several minutes to begin in women

false

TF? The presence of vaginal lubrication means that a woman is ready to begin sexual intercourse

false

TF? The walls of the inner two thirds of the vagina are very sensitive to touch, thus making penis length an important factor during intercourse.

false

TF? There is a strong relationship between vaginal vasocongestion and a woman's subjective sense of sexual arousal.

false

TF? Use of marijuana generally improves sexual performance.

false

TF? When the clitoris pulls back and disappears beneath the clitoral hood, it means that a woman is less sexually aroused than before

false

However, some women report having experience different types of orgasms, and work conducted in the 1980s revealed that many of these women had a sensitive area on the ___ wall of the vagina called the ____.

frontal G spot

A sensitive area that is found on the front wall of the vagina in about 10% of women is called the ____.

g-spot

By most estimates, __% of adult women experience orgasm regularly during sexual intercourse.

50-75%

Early in the plateau phase, ______% of all women and about 25% of all men experience a rash on the skin called the ____.

50-75% sex-tension flush

plateau phase

Cowper's glands secrete a few drops of clear fluid, labia minora become engorged with blood, clitoris pulls back against pubic bone, sex-tension flush appears, outer third of the vagina becomes engorged with blood, nipples appear to be less erect, testicles increase in size by 50%-100%.

Most women say that the size of a partner's penis is _____ for their pleasure dying intercourse.

Not important

Also during this phase, the clitoris ____.

Pulls back toward to pubic bone and disappears under the clitoral hood.

Most women and many men get a skin rash called the ____ when they become highly sexually aroused.

Sex-tension flush

This pattern of responses is often referred to as the ____.

Sexual response cycle

However, in women, physiological arousal does not correlate well with ____, which depends more on relationship and intimacy needs.

subjective arousal

TF? A full orgasm for men, with ejaculation, is almost always followed by a refractory period.

true

TF? Both men and women can experience nipple erection during the excitement phase

true

TF? Many women do not separate desire from excitement (arousal).

true

TF? Regular use of cocaine often leads to erectile problems and difficulties reaching orgasm.

true

TF? Some people who have suffered severe spinal cord injuries can experience orgasm.

true

TF? The rhythmic muscular contractions during orgasm recorded by Masters and Johnson are not strongly related to a person's subjective sensations of pleasure.

true

TF? The secretion of fluids front he vaginal walls may slow down if the plateau phase is prolonged.

true

TF? There is more variation in penis length in the unaroused condition than in the erect state.

true

TF? Vaginal lubrication is actually super filtered blood plasma

true

Some women emit a fluid during orgasm that comes from the _____.

urethra

Tissues becoming filled with blood during sexual arousal is called ____.

vasocongestion

The first physiological response in the excitement phase for both men and women is a ___ response, which results in ____ in men and ___ in women.

vasocongestive penile erection vaginal lubrication