Male Reproductive System

Question 1

Pair of exocrine glands near the male urethra. They secrete fluid into the urethra. Also called Cowper glands.

Answer 1

bulbourethral glands

Question 2

Removal of the prepuce (foreskin). It is a common elective procedure performed shortly after birth.

Answer 2

circumcision

Question 3

Ejection of sperm and fluid from the male urethra.

Answer 3

ejaculation

Question 4

Tube through which semen enters the male urethra.

Answer 4

ejaculatory duct

Question 5

One of a pair of long, tightly coiled tubes above each testis. It stores and carries sperm from seminiferous tubules to the vas deferens.

Answer 5

epididymis (plural epididymides)

Question 6

Inability of an adult male to achieve an erection; impotence.

Answer 6

erectile dysfunction

Question 7

Hair-like projection on a sperm cell that makes it motile (able to move).

Answer 7

flagellum

Question 8

Fold of skin covering the head of the penis; prepuce.

Answer 8

foreskin

Question 9

Two infants resulting from fertilization of two separate ova by two separate sperm cells.

Answer 9

fraternal twins

Question 10

Sensitive tip of the penis; comparable to the clitoris in the female.

Answer 10

glans penis

Question 11

Two infants resulting from division of one fertilized egg. Conjoined twins are incompletely separated.

Answer 11

identical twins

Question 12

In a man, any problem that lowers the chance of his female partner getting pregnant.

Answer 12

infertility

Question 13

Specialized cells that lie adjacent to the seminiferous tubules in the testes. These cells produce testosterone and are also called Leydig cells.

Answer 13

interstitial cells of the testes

Question 14

Essential distinctive cells of an organ. In the testis, the seminiferous tubules that produce sperm.

Answer 14

parenchymal tissue

Question 15

Male external organ of reproduction.

Answer 15

penis

Question 16

External region between the anus and scrotum in the male.

Answer 16

perineum

Question 17

Foreskin; fold of skin covering the tip of the penis.

Answer 17

prepuce

Question 18

Exocrine gland at the base of the male urinary bladder. Secretes fluid that contributes to semen during ejaculation.

Answer 18

prostate gland

Question 19

External sac that contains the testes.

Answer 19

scrotum

Question 20

Spermatozoa and seminal fluid discharged from the urethra during ejaculation.

Answer 20

semen

Question 21

Paired sac-like exocrine glands that secrete fluid into the vas deferens.

Answer 21

seminal vesicles

Question 22

Narrow, coiled tubules that produce sperm in the testes.

Answer 22

seminiferous tubules

Question 23

Sperm cell.

Answer 23

spermatozoon (plural spermatozoa)

Question 24

Procedure that removes a person’s ability to produce or release reproductive cells; removal of testicles, vasectomy, and oophorectomy are types.

Answer 24

sterilization

Question 25

Supportive, connective tissue of an organ, as distinguished from its parenchyma.

Answer 25

stromal tissue; stroma

Question 26

Male gonad that produces spermatozoa and testosterone.

Answer 26

testis (plural testes); testicle

Question 27

Hormone secreted by the interstitial tissue of the testes; responsible for male sex characteristics.

Answer 27

testosterone

Question 28

Narrow tube (one on each side) carrying sperm from the epididymis toward the urethra.

Answer 28

vas deferens; ductus deferens