Reproductive Systems - Figures 39.12 and 39.16

Question 1

Functions of the Prostate Gland

Answer 1

Secretion of substances that become part of the semen

Question 2

Functions of the Urethra

Answer 2

Duct with dual functions; channel for ejaculation of sperm during sexual arousal and for excretion of urine at other times

Question 3

What is the Penis

Answer 3

Male organ of sexual intercourse

Question 4

Functions of the Testis

Answer 4

One of a pair of gonads, packed with small, sperm-producing tubes (seminiferous tubules) and cells that secrete testosterone and other sex hormones

Question 5

What is the Ejaculatory Duct

Answer 5

One of a pair of duct through which sperm travel to the penis

Question 6

What is the Seminal Vesicle

Answer 6

One of a pair of glands that secrete fructose, prostaglandins that become part of semen

Question 7

What is the Bulbourethral Gland

Answer 7

One of a pair of glands that secrete a lubricating mucus

Question 8

What is the Vas Deferens

Answer 8

One of a pair of ducts through which sperm travels to the penis

Question 9

What is the Epididymis

Answer 9

One of a pair of ducts in which sperm complete maturation; the part farthest from a testis stores mature sperm

Question 10

Functions of the Ovary

Answer 10

One of a pair of gonads that produces oocytes and sex hormones. The hormones work on a monthly basis. They stimulate an oocyte to mature and corpus luteum (glandular structure) to form, and prime the uterine lining for potential pregnancy.

Question 11

What is the Clitoris

Answer 11

Small organ responsive to sexual stimulation

Question 12

What is the Labium Minora

Answer 12

One of a pair of innermost thin, skin folds; part of the genitals

Question 13

What is the Labium Majora

Answer 13

One of a pair of outermost, fat-padded skin folds; part of the genitals

Question 14

What is the Vagina

Answer 14

Organ of sexual intercourse; also the birth canal

Question 15

Functions of the Endometrium

Answer 15

Inner lining of the uterus into which a blastocyst implants itself; gets thicker and has increased blood supply during pregnancy; gives rise to maternal portion of placenta, an organ that metabolically supports embryonic and fetal development

Question 16

What is the Myometrium

Answer 16

Thick muscle layers of the uterus; stretch greatly during pregnancy

Question 17

What is the Uterus

Answer 17

Chamber in which embryo develops; its narrow portion, the cervix, secretes mucus that helps sperm travel into the uterus and defends the embryo against many bacteria

Question 18

What is the Oviduct

Answer 18

One of a pair of ciliated channels through which oocytes and propelled from an ovary to the uterus; usual site of fertilization.