Development of Male Repro

Question 1

Males have __ (aka mesonephric) ducts

Answer 1

wolffian

Question 2

Primordial germ cells migrate from the extraembryonic ___ ___

Answer 2

yolk sac

Question 3

Primordial germ cells migrate from the extraembryonic ___ ___ and induce ___

Answer 3

yolk sac; gender

Question 4

The short arm of the Y chromosome encodes the ___ cells

Answer 4

sertoli

Question 5

Sertoli cells block ___ because the temperature in utero is too warm

Answer 5

gametogenesis

Question 6

Sertoli cells also produce ___ hormone and cause formation of ____ cells

Answer 6

anti-mullerian; leydig

Question 7

___ helps the seminiferous tubules connect with the outside duct system in males

Answer 7

Testosterone

Question 8

___ helps the seminiferous tubules connect with the mesonephric duct system in males

Answer 8

Testosterone

Question 9

With testosterone, the ___ duct becomes the entire internal male reproductive system

Answer 9

mesonephric

Question 10

__ plays a major role in the epithelial formation of the ____

Answer 10

DHT; prostate

Question 11

DHT [>} Testosterone [?]

Answer 11

[alpha reductase]

Question 12

DHT [>] Testosterone [?]

Answer 12

[alpha reductase]

Question 13

__ plays a major role in the endodermal formation of the ____ (males)

Answer 13

DHT; prostate

Question 14

In males, the urogenital folds fuse to form the ____

Answer 14

scrotum

Question 15

The ___ ____ helps the scrotum move closer/further away from the body depending on the temperature; if left open,, it results in a ___ hernia

Answer 15

processus vaginalis; indirect

Question 16

__ means your genitalia doesn’t match your genotype

Answer 16

intersex

Question 17

Female intersex is due to ____ _____ ___ and male is due to a defect in the ___ ____ enzyme

Answer 17

congential adrenal hyperplasia; alpha reductase

Question 18

Genetic males who have completely female external and internal female genitalia have ___ ___ ___- they will also still have male ___

Answer 18

complete androgen insensitivity; testes