Human Sexuality

Many of the menopause symptoms that women may experience are caused by ________.

a decrease in estrogen

Which of the following would be least symptomatic of testicular cancer?

a lesion on the scrotum

perineum

area of smooth skin between the vaginal opening and the anus

vestibule

area of the vulva inside the labia minor; very sensitive

Douching ________.

can increase susceptibility to infection if done too frequently

Mental events, such as fantasies, are the product of the ________, the gray matter in the brain that controls reasoning and language abilities.

cerebral cortex

Which of the following statements regarding circumcision is false?

circumcision is widely practiced in europe and africa

The term ________ refers to the physiological changes that occur during the transition period from fertility to infertility.

climacteric

The ________ is composed of the external shaft and glans and the internal crura.

clitoris

All of the following occur during the excitement phase except the ________.

clitoris retracts underneath the hood

Which of the following statements is false?

cocaine is a known aphrodisiac

Nicotine slows sexual motivation and function by ________.

constricting the blood vessels and decreasing testosterone in the blood

foreskin

covering of skin over the penis

All of the following are found in the scrotal sac except ________.

cowper's glands

cowper's gland

during arousal, this structure secretes fluid to buffer the acidity of the urethra

Which of the following statements regarding the ovaries is false?

during each average menstrual cycle, each ovary releases an egg

A condition in which endometrial cells from the uterine lining implant in the abdominal cavity is referred to as ________.

endometriosis

Which of the following procedures is associated with the perineum?

episiotomy

The correct order of Masters and Johnson's model is ________.

excitement, plateau, orgasm, resolution

vagina

expandable canal for childbirth and intercourse that opens from the vulva and extends about four inches into the pelvic cavity

In the ________ stage of ejaculation, the collected semen is expelled from the penis by strong rhythmic contractions.

expulsion

labia minora

genital inner lips, hairless folds of skin

labia majora

genital outer lips, covered with pubic hair in the adult

___ is the medical special for female sexual and reproductive anatomy

gynecology

Estrogen therapy in women ________.

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

Despite any negative myths and societal attitudes toward menstruation, most women associate regular menstrual cycles with ________.

healthy functioning and feminity

Each of the following is a function of vaginal lubrication except it ________.

helps to make the vaginal environment more acidic

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

Which of the following statements regarding urinary tract infections is false?

holding urine as long as possible, as opposed to urinating frequently, will strengthen the bladder muscles and minimize infection

All of the following are benefits of doing Kegel exercises except ________.

increasing the ability to have multiple orgasms

In one research study, many women reported that their male partner's silence during sex play ________ their own sexual arousal.

inhibited

Which of the following statements regarding female genital mutilation is false?

is it practiced in parts of africa, the middle east, and europe

Human sexual arousal and response ________.

is probably determined both by psychosocial factors and biological factors

Which of the following statements regarding sperm production is false?

it constitutes approximately 70% of the seminal fluid

Which of the following statements concerning prostatitis is false?

it is likely to lead to prostate cancer

Which of the following statements regarding the clitoris is false?

it is located within the introitus

Which statement regarding mammography is false?

it is more effective for women under age 50 than for those over 50

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

it is secreted during cuddling and physical intimacy and increases the skin's tactile sensitivity

Which of the following statements regarding the Pap smear is false?

it is used to detect ovarian cancer in women

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

little interest in sexual activity

scrotum

loose pouch of skin which holds the testes

Research indicates that when men and women are asked to write their subjective descriptions of orgasm, ________.

male and female descriptions are, on the whole, indistinguishable

penis

male sex organ

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

may contain active sperm

prostate cancer ___

may lack obvious symptoms in the early stages

The Grafenberg spot ________.

may trigger ejaculation in some women when stimulated

Which of the following statements regarding testosterone is false?

men, but not women, may experience increased sexual desire with remedial administration of testosterone

The first time a girl menstruates is called ________.

menarche

Which of the following is a low risk factor for breast cancer?

more than two hours of exercise per week

Which of the following best describes the composition of the penis?

nerves, blood vessels, fibrous tissue, spongy tissue

Primary amenorrhea may be caused by all of the following except ________.

not enough exercise

Which one is not true concerning male genital self-examination?

one danger sign is having testicles that vary in size

urethral opening

opening of the tube which connects to the bladder

testes

organs that secrete male hormones and produce sperm

ovaries

organs that store ova and produce sex hormones

Dysmenorrhea refers to ________.

painful menstruation

uterus

pear shaped organ which serves as the womb

Current research evidence seems to indicate that humans do secrete __________, yet it is still uncertain if they influence sexual behavior.

pheromones

Premenstrual syndrome refers to ________ symptoms that women experience before menstruation.

physical and psychological

Which of the following most accurately describes the plateau phase?

physiological reactions become more pronounced

A man is having difficulty with premature ejaculation. One strategy he could use in order to deal with this problem would be to ________.

practice kegel exercises

The mouth and the genitals are examples of ________ erogenous zones, while the upper and lower back are examples of ________ erogenous zones.

primary; secondary

Increased risk of cervical cancer has been associated with all of the following except ________.

prolonged use of birth control pills

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

prostate gland

The orgasmic platform ________.

refers to the increased engorgement of the outer third of the vagina during plateau phase

The corpus luteum ________.

secretes progesterone

The major portion of seminal fluid comes from the ________.

seminal vesicles

The vestibular bulbs are active during ________.

sexual arousal

cervix

small end of the uterus

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

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

smegma

________ takes place within the seminiferous tubules.

sperm production

epididymis

structure above the testes; sperm mature here

clitoris

structure composed of external shaft and glans; function is pleasure

prostate gland

structure that produces about 30 percent of seminal fluid; at base of bladder

seminal vesicle

structure that produces most of the seminal fluid; aids sperm motility

fallopian tubes

structures extending from the uterus to the ovaries; fertilization usually takes place here

The labia majora ________.

surround the labia minora

vulva

term encompassing all of the external genitalia

Which of the following courses does a sperm cell follow on its way to the exterior body of the male?

testes, epidiymis, vas deferens, seminal vesicles, urethra

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

the dominant estrogen in males and females is depo provera

"Vulva" refers to ________.

the female external genital structures

Which of the following statements regarding testicular cancer is false?

the first symptom of testicular cancer is a painful chancre that appears on the scrotum

Which statement about breasts is true?

the glandular tissue in the breasts responds to sex hormones

Which of the following would have the fewest number of nerve endings?

the inner two-thirds of the vagina

Despite differences in overall cycle length in women, which period of time is consistently the same?

the interval between ovulation and the onset of menstruation

Which of the following best describes the effects of "pleasure center" stimulation on rats and humans?

the rats worked to exhaustion for such stimulation and the human subjects reported intense sexual pleasure

Which of the following best describes the function of Cowper's glands secretions?

they buffer the acidity of the urethra and facilitate the flow of semen through the urethra

hymen

tissue that partially covers the vaginal opening

The function of the hymen is ________.

to protect urethral tissue in the early stages of development

vas deferenes

tube which carries sperm from the testes to the urethra

Once the egg is released from the ovary into a fallopian tube, it remains viable for fertilization for approximately

twenty four to forty eight hours

A man experiences aching sensations in his testicles and a burning sensation while urinating. The medical specialist best able to diagnose his condition would be a ________.

urologist

The vulva includes all of the following except the ________.

vagina

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

vaseline

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

vasocongestion

All of the following stimuli cause the scrotum to draw closer to the body except ________.

warm temperatures

Which of the following best describes how men and women respond sexually to visual erotica?

when measured by self-reports, men respond more than women; when measure physiologically, both men and women have similar responses

Which of the following statements regarding the desire phase of sexual response is true?

when people have desire problems, they do not necessarily have excitement and/or orgasm problems

Which of the following statements is true?

women have less testosterone than men but are more sensitive to it than men