Chapter 9 - Vocabulary

Question 0

ejaculation

Answer 0

-ejection of sperm and fluid from the male urethra

Question 1

bulbourethral glands

Answer 1

• pair of exocrine glands near the male urethra that secrete fluid into the urethra
• also called Cowper glands

Question 2

ejaculatory duct

Answer 2

-tube through which semen enters the male urethra

Question 3

epididymis

plural: epididymides

Answer 3

• one of a pair of long, coiled tubes above each testis.

- stores and carries sperm from seminiferous tubules to the vas deferens

Question 4

erectile dysfunction

Answer 4

-inability to achieve an erection; impotence

Question 5

flagellum

Answer 5

-hair-like projection on a sperm cell that makes it motile

Question 6

fraternal twins

Answer 6

-two infants resulting from fertilization of 2 separate ova by 2 separate sperm cells

Question 7

glans penis

Answer 7

-sensitive tip of penis

Question 8

identical twins

Answer 8

-two infants resulting from division of one fertilized egg into 2 distinct embryos

Question 9

interstitial cells of the testes

Answer 9

• specialized cells that lie adjacent to the seminiferous tuvules in the testes
• produce testosterone
• also called Leydig cells

Question 10

parenchymal tissue

Answer 10

• essential distinctive cells of an organ

- in the testis, the seminiferous tubules that produce sperm are parenchymal

Question 11

penis

Answer 11

-male external organ of reproduction

Question 12

perineum

Answer 12

-region between the anus and scrotum

Question 13

prepuce

Answer 13

-foreskin

Question 14

prostate gland

Answer 14

• exocrine gland at the base of the male urinary bladder

- secretes one of the fluid parts of semen into the urethra during ejaculation

Question 15

scrotum

Answer 15

-external sac that contains the testes

Question 16

semen

Answer 16

• spermatozoa and seminal fluid

- discharged from the urethra during ejaculation

Question 17

seminal vesicles

Answer 17

-paired exocrine glands that secrete seminal fluid into the vas deferens

Question 18

seminiferous tubules

Answer 18

-narrow, coiled tubules that produce sperm in the testes

Question 19

spermatozoon

plural: spermatozoa

Answer 19

-sperm cell

Question 20

sterilization

Answer 20

-procedure that removes a person’s ability to produce or release reproductive cells

Question 21

stromal tissue

Answer 21

-supportive, connective tissue of an organ, as distinguished from its parenchyma

Question 22

testis

plural: testes

Answer 22

-male gonad (testicle) that produces spermatozoa and the hormone testosterone

Question 23

testosterone

Answer 23

• hormone secreted by the interstitial tissue of the testes

- responsible for male sex characteristics

Question 24

vas deferens

Answer 24

• one of two narrow tubes that carry sperm from the epididymis to the urethra
• also ductus deferens