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.