Comparative Reproductive Tract

Question 1

The spermatic cord passes through where in development?

Answer 1

Inguinal canal

Question 2

What is the structure that is made by the prepuce folding in?

Answer 2

Preputial fornix

Question 3

Where do the crura attach to?

Answer 3

Ischium

Question 4

List the 2 types of penises

Answer 4

Musculocavernous and Fibroelastic

Question 5

Which penis type would have more erectile tissue?

Answer 5

Musculocavernous

Question 6

What structure is present in the glans penis that can vary by species?

Answer 6

Urethral process

Question 7

The stallion penis has a “telescoping” ability due to it having what?

Answer 7

Inner preputial folds

Question 8

What is the distal portion of the glans with the greatest circumference?

Answer 8

Corona glandis

Question 9

The abrupt narrowing of the glans caudal to the corona is the ___________________

Answer 9

collum glandis

Question 10

What ligament associated with the testes must be severed during castration?

Answer 10

Ligament of the tail of the epididymis

Question 11

Which part of the prepuce is continuous with the skin of the abdominal wall?

Answer 11

External Laminae

Question 12

When non-erect, what lines the preputial cavity?

Answer 12

internal lamina

Question 13

What type of penis does the bull have?

Answer 13

Fibroelastic

Question 14

What helps to “store” the penis in size, this shape helps make it shorter?

Answer 14

Sigmoid flexure

Question 15

Where does the retractor penis muscle attach to?

Answer 15

caudal to the glans

Question 16

The thickening of the tunica albuginea that regresses is the ________________

Answer 16

Raphe of the penis

Question 17

Describe the scrotal orientation of the bull testes and the epididymis

Answer 17

hang vertically in the scrotum

body of the epididymis is on the caudomedial testis and the tail is on the ventral aspect

Question 18

What type of scrotum does swine have?

Answer 18

Perineal

Question 19

In what direction is the swine penis corkscrew?

Answer 19

Counter clockwise

Question 20

What structure is present in the porcine scrotum that is thought to store the smell of boar urine?

Answer 20

Dorsal preputial diverticulum

Question 21

List the accessory sex glands in order (cranial to caudal)

Answer 21

• ampulla
• vesicular
• prostate
• bulbourethral

Question 22

Which muscle surrounds the bulb of the penis?

Answer 22

Bulbospongiosus mm

Question 23

Which muscle covers the crura caudally?

Answer 23

Ischiocavernosus mm

Question 24

Where does the retractor penis mm arise from?

Answer 24

caudal vertebrae

Question 25

Which penis muscle is smooth muscle?

Answer 25

Retractor penis mm

Question 26

Another name for the oviduct:

Answer 26

Uterine tube

Question 27

The space just in cranial and caudal to the cervix is the _________________

Answer 27

Ext/Int. uterine ostia

Question 28

The actual opening/space between the vulva is the _______________

Answer 28

rima pudendi

Question 29

What delineates the vagina from the vestibule?

Answer 29

External urethra orifice

Question 30

The ovary in the mare is located at the level of which vertebrae?

Answer 30

L5

Question 31

Describe the ovary in the mare

Answer 31

Inverted, large, ovulation fossa

Question 32

What structure of the vagina in the mare allows for dilation?

Answer 32

Longitudinal folds

Question 33

What covers the external urethral orifice?

Answer 33

Transverse fold

Question 34

Where is the clitoris in the mare?

Answer 34

within Ventral commissure

Question 35

The ovary in the cow is ______________

Answer 35

under the ilium/near lateroventral part of the pelvic inlet

Question 36

The ligaments between the horns of the uterus in the cow ________________

Answer 36

intercornuate ligaments

Question 37

The thickenings of uterine mucosa are the _______________

Answer 37

caruncles

Question 38

The placenta contains the ______________ that attach to the caruncles

Answer 38

Cotyledons

Question 39

The placentome is made from?

Answer 39

Caruncles and cotyledons

Question 40

The cervix with interlocking projections is found in this species?

Answer 40

Cows

Question 41

The cow has a ____________________ in the vestibule, where an AI gun can get stuck

Answer 41

Suburethral diverticulum

Question 42

Describe the vulva in the cow

Answer 42

Dorsal rounded and ventral pointed

Question 43

Describe the vulva in the mare

Answer 43

dorsal pointed and ventral rounded

Question 44

Why is the uterus long in the sow?

Answer 44

To accomodate the litter

Question 45

What is the ligament that is expandable in cows and relaxes before parturition?

Answer 45

Sacrosciatic l

Question 46

What artery supplies inside the pelvis?

Answer 46

Internal iliac a

Question 47

The supply to the pelvic organs and copulatory is the __________

Answer 47

Internal pudendal and the vaginal/prostatic a

Question 48

The caudal epigastric a supplies the ?

Answer 48

Abdominal wall and mammary tissue

Question 49

The _________________ gives the external pudendal a and supplies the external genitalia

Answer 49

Pudendoepigastric trunk