shark- urogenital textbook

Question 1

each oval, soft testis is suspended from the anterior roof of the pleuroperitoneal cavity by the ———–

Answer 1

mesorchium

Question 2

the tightly, convoluted paired duct along the sordal body wall is the —— ——–

Answer 2

ductus deferens

Question 3

as the ductus deferens extends caudally, it enlarges and straightens, forming the ——- ———

Answer 3

seminal vesicle.

Question 4

seminal vesicle terminates into what?

Answer 4

sperm sac

Question 5

the anterior region of the kidney, called what? serves no urinary functon, but instead helps in sperm transport

Answer 5

leydigs gland

Question 6

leydigs gland is primarily composed of what?

Answer 6

epididymis and ductus deferens

Question 7

in male shark, urine produced by the kidney is collected into what that runs along the medial side of the kidney?

Answer 7

accessory urinary duct

Question 8

a partial fold transversely dividis the cloaca into ventral ———- and dorsal ———-

Answer 8

coprodeum/ urodeum

Question 9

the single, nipplelike process in the urodeum is called what?

Answer 9

urogenital papilla

Question 10

each ovary hands from the anterior roof of the pleuroperitoneal cavity by the ————

Answer 10

mesovarium

Question 11

what are the tubes called running from the ovaries?

Answer 11

oviducts

Question 12

if you follow the oviducts cranially they join in a common opening called what?

Answer 12

ostium

Question 13

dorsal to the ovary in mature specimen is what?

Answer 13

shell gland

Question 14

if you follow the oviduct posteriorly it narrows into what?

Answer 14

uterus

Question 15

the kidney of the female sharks drains into what that lies along the ventral surface of the kidney?

Answer 15

mesonephric duct