reproductive_system_flashcards

Question 1

What is the only accessory sex gland present in dogs?

Answer 1

The prostate gland.

Question 2

What are the parts of the male reproductive system?

Answer 2

Testes, Epididymis, Ductus deferens, Accessory sex glands, Penis, Scrotum.

Question 3

What is the function of the seminiferous tubules?

Answer 3

To produce sperm cells.

Question 4

What are the components of the spermatic cord?

Answer 4

Ductus deferens, Blood vessels, Nerves, Lymphatics.

Question 5

What hormone do interstitial cells of Leydig secrete?

Answer 5

Testosterone.

Question 6

What are the blood vessels and nerves supplying the testes?

Answer 6

Blood supply: Testicular artery; Nerves: Ileo-inguinal and genitofemoral nerves.

Question 7

What is the function of the epididymis?

Answer 7

Serves as a long convoluted tube for sperm storage and maturation.

Question 8

What are the parts of the epididymis?

Answer 8

Head (caput), Body (corpus), Tail (cauda).

Question 9

What is another name for the Ductus deferens?

Answer 9

Vas Deferens (in humans).

Question 10

What are the accessory sex glands in mammals?

Answer 10

Ampullae, Vesicular gland, Prostate gland, Bulbo-urethral gland (Cowper’s gland).

Question 11

What is the function of the scrotum?

Answer 11

Covers and protects the testes; Tunica Dartos contracts in cold conditions.

Question 12

What passes through the inguinal canal in males?

Answer 12

Spermatic cord, Tunica vaginalis, External Cremaster muscle, External Pudendal artery, Inguinal lymph vessels and nerves.

Question 13

What is the male organ of copulation?

Answer 13

The penis.

Question 14

What are the parts of the penis?

Answer 14

Glans (free extremity), Body (main portion), Crura (root).

Question 15

What is the role of the prepuce?

Answer 15

An invaginated fold of skin surrounding the glans penis, preventing balanitis.

Question 16

What is the Cremaster muscle derived from?

Answer 16

It is an extension of the internal oblique muscle.

Question 17

What are the parts of the female reproductive system?

Answer 17

Ovary, Uterine/Fallopian tube, Uterus, Vagina, Vulva.

Question 18

What are the functions of the ovary?

Answer 18

Endocrine: Hormone production (estrogen and progesterone); Cytogenic: Produces egg cells (ova).

Question 19

What are the segments of the uterine/fallopian tube?

Answer 19

Infundibulum, Magnum, Isthmus.

Question 20

What are the parts of the uterus?

Answer 20

Horns or cornua, Body or corpus, Neck or cervix.

Question 21

What is the structural difference in the uterus of single-bearing vs. multiple-bearing animals?

Answer 21

Single-bearing: Shorter horns, longer body (Bipartite uterus); Multiple-bearing: Longer horns, shorter body (Bicornuate uterus).

Question 22

What are the structural layers of the uterus?

Answer 22

Perimetrium, Myometrium, Endometrium.

Question 23

What is the blood supply for the female reproductive structures?

Answer 23

Uterine artery, Vaginal artery, Internal pudendal artery.

Question 24

What are the comparative notes for the mare’s reproductive system?

Answer 24

Single bearing, Cornua slightly curved or nearly straight, Both dorsal and ventral fornices in the vagina.

Question 25

What is the comparative anatomy of the dog’s penis?

Answer 25

Bulbo-urethral glands and seminal vesicles absent; Prostate gland present; Os penis formed from ossified corpus cavernosum penis.