Human Sexuality - Sexual Arousal

Stimulation of the___________has resulted in increased sexual activity in rats and feelings of sexual arousal in humans.

Hypothalamus

Oxytocin is produced by the

Hypothalamus.

A low testosterone level in men would be most likely to have which of the following effects?

little interest in sexual activity

Which of the following statements regarding hormones in men and women is false?

The dominant estrogen in males and females is also called Depo-Provera.

Which of the following statements is true?

Women have less testosterone than men but are more sensitive to it than men are.

In men, the primary source of androgens is the______, while the______is (are) where the remaining androgens are produced.

testes; adrenal glands

Substances known to inhibit sexual behavior are called

Anaphrodisiacs.

Which of the following biological factors play the most important role in male sexual motivation?

Androgens

Estrogen therapy in women

has sometimes been found to increase sexual desire and sometimes to have no effect.

Which of the following is the best example of vasocongestion?

erection of the penis

Which of the following best summarizes the role of oxytocin in both male and female sexual behavior?

It is secreted during cuddling and physical intimacy and increases the skin's sensitivity to touch.

A woman in her mid-seventies is extremely sexually active. Based on what is known about sexuality and older women, which of the following inferences could most likely be made?

The woman has probably been sexually active on a regular basis for many years.

Human sexual arousal and response

is probably determined by both psychosocial factors and biological factors.

Nicotine slows sexual motivation and function by

constricting the blood vessels and decreasing testosterone in the blood.

One of the problems in using drugs such as Depo-Provera to treat sex offenders is that

many sexual assaults occur as the result of nonsexual motives.

The effect of castration on sexual desire and erotic functioning in men is

highly variable, ranging from complete cessation of sexual activity to only moderately reduced levels of erotic arousal and expression.

Of the main senses, ______tends to predominate during sexual sharing.

Touch

Which of the following statements concerning the Grafenberg spot is true?

When this area is stimulated, some women ejaculate a fluid that is chemically similar to male prostate secretions.

Which of the following has demonstrated aphrodisiac properties in rats and to some extent in humans?

yohimbine hydrochloride

Both the______and______produce androgens in the female body.

ovaries; adrenal glands

The correct order of Masters and Johnson's model is

excitement, plateau, orgasm, resolution.

Which of the following is most influential in sexual motivation in both men and women?

unattached (free) testosterone

______is the engorgement with blood of body tissues that respond to sexual excitation.

Vasocongestion

Human Sexuality - Gender Issues

Surgical procedures for persons requesting sex reassignment are

most effective for men wishing to be women.

Most religious organizations in the United States emphasize

male dominance.

"Gender role" refers to

attitudes and behaviors considered appropriate in a specific society for people of a particular sex.

Two aspects of our biological sex are

genetic sex and anatomical sex.

The clitoris of the female is homologous to the______of the male.

glans of the penis

Britta assumes that her new boyfriend will be able to fix her broken car, because she believes men are more mechanically inclined than women. Britta’s behavior reflects

gender stereotypes.

The______are part of the endocrine system.

gonads

Roberto meets his female neighbor, and based on her sex, makes predictions about her behavior. He is

making gender assumptions.

The sex chromosomes for males are______and those for females are______.

XY; XX

Studies of television programming have demonstrated that

women are valued primarily for physical appearance.

When his older sister teases him, nine-year-old Tyrone does not cry because he has learned that boys are not supposed to cry. This exemplifies the concept of

gender roles

Which of the following statements is true?

Genetic sex is determined by our sex chromosomes.

Which one of the following is false with respect to genetics and development?

No triggers are necessary for a fetus to develop into an anatomically normal female.

______influence the development of female physical sex characteristics and help regulate the menstrual cycle.

Estrogens

At the first level of sexual differentiation, ______determine our biological sex.

chromosomes

Sex chromosomes determine our

genetic sex.

When asked whether she is a boy or a girl, three-year-old Marga enthusiastically states "I'm a girl!" Marga's response indicates that she has a clearly formed

gender identity.

The______plays a major role in controlling the production of sex hormones.

hypothalamus

Another term for transsexualism is

gender dysphoria.

The assumption that a man would work to support his family while his wife would stay home to care for their children would be an example of

gender role expectations.

Human Sexuality - Male Sexual Anatomy and Physiology

Cold temperatures or sexual stimulation may cause it to move closer to the body.

Scrotum

In order for the penis to become erect, which of the following must occur?

blood must accumulate in the cylinders of the penis

All of the following are found in the scrotal sac except

Cowper's glands.

The second leading cause of cancer death among men in the United States is

prostate cancer.

All of the following are risk factors associated with prostate cancer except

being Asian American.

A cheesy substance known as______can accumulate under the prepuce of the penis, causing discomfort and possible infection.

smegma

Which of the following statements concerning penis size is true?

Smaller flaccid penises tend to expand proportionately more in size during erection than ones that are larger when flaccid.

Which one is NOT true concerning castration?

It is a Jewish religious rite of passage.

Castration has been performed in recent decades for all of the following reasons except

as a supposed "cure" for masturbation.

A condition known as______exists when a man has an extremely tight foreskin.

phimosis

______takes place within the seminiferous tubules.

Sperm production

The spermatic cord contains the

vas deferens.

The response that occurs when the testicles move closer to the body as a result of sexual stimulation is called

the cremasteric reflex.

During the______phase of ejaculation, a man will usually experience the "point of no return".

emission

Uncircumcised men are at a slightly higher risk for developing______than circumcised men.

penile cancer

Occasionally a male will experience orgasm without direct genital stimulation. The most familiar of these occurrences is called

nocturnal emission.

The______is located at the base of the bladder and secretes about 30 percent of the seminal fluid released during ejaculation.

prostate gland

Prostate cancer

may lack obvious symptoms in the early stages.

The vas deferens

is the tube that is severed in a vasectomy.

Which of the following statements concerning seminal fluid is true?

The amount of fluid is influenced by the length of time since the last orgasm.

The______of the penis can be retracted, and circumcision involves the permanent removal of this sleeve of skin.

foreskin

The route that the testes take as they move from the abdomen to the scrotum is called the

inguinal canal.

The Cowper's glands secrete a fluid when a man becomes sexually aroused

that may contain active sperm.

For which of the following conditions would regular genital self-examination be most beneficial?

testicular cancer

The condition whereby one or both testicles fail to descend is called

Cryptorchidism.

The penis consists primarily of

spongy tissue.

Human Sexuality - Female Sexual Anatomy and Physiology

The "Mound of Venus" refers to

the fatty tissue covering the pubic bone.

"Hot flashes"

are the result of rapid dilation of blood vessels.

Rugae refer to

the folded walls of the vagina.

The labia majora

surround the labia minora.

An imperforate hymen

causes the menstrual flow to collect in the vagina.

The inner lining of the uterus is the

endometrium.

Vulva refers to

the female external genital structures.

Which statement about breasts is true?

The glandular tissue in the breasts responds to sex hormones.

A woman's partner caresses her labia majora. The woman would most likely experience

sensual pleasure.

The_______is composed of the external shaft and glans and the internal crura.

clitoris

______is the medical specialty for female sexual and reproductive anatomy.

Gynecology

The fringe-like projections at the end of each fallopian tube are called

fimbriae.

_______is the most common way women achieve arousal and orgasm when masturbating.

Clitoral stimulation

The opening of the vagina is referred to as the

introitus.

The cavernous bodies, or spongy structures are located in the

shaft of the clitoris.

The Grafenberg spot

may trigger ejaculation in some women when stimulated.

The uterus

is suspended in the pelvic cavity by ligaments.

The vulva includes all of the following except

vagina.

Douching

can increase susceptibility to infections if done too frequently.

The labia minora join at the

prepuce.

The hymen

may serve to protect vaginal tissues early in life.

Which of the following would be most beneficial in facilitating genital hygiene?

washing the vulva regularly with a mild soap

Which of the following statements regarding the mons veneris is false?

Due to the absence of nerve endings, it is relatively insensitive to touch.

_______refers to the blood engorgement that occurs during sexual arousal.

Vasocongestion

The introitus is located

between the urinary opening and the anus.

The reason some breasts are larger than others is primarily a result of

larger amounts of fatty tissue.

Which of the following would NOT be recommended to enhance vaginal lubrication?

Vaseline

Breasts are

secondary sex characteristics.