Development

Question 1

Cause of the differentiation of the gonads

Answer 1

SRY expression off of the Y chromosome

Question 2

Describe pattern of development of the gonads in male and female

Answer 2

Male: Medulla develops, cortex regresses
Female: Cortex develops,medulla regresses

Question 3

Cause of different pattern of development in males and females for the mesonephric ducts

Answer 3

Stay due to SRY expression, Regress without

Question 4

Cause of different pattern of development in males and females for the paramesonepric ducts

Answer 4

Regress due to Mullerian inhibiting hormone from sertoli cells, Remain without

Question 5

Precursor of the male duct system

Answer 5

Mesonephric ducts

Question 6

Precursor of the female duct system

Answer 6

Paramesonephric ducts

Question 7

Fate of the genital tubercle in the male and female

Answer 7

Male: Penis, Female: Clitoris

Question 8

Fate of the genital folds in the male and female

Answer 8

Male: Penis, Female: Labia minora

Question 9

Fate of the genital swellings in the male and female

Answer 9

Male: Scrotum, Female: Labia majora

Question 10

Cause of differentiation of the primative genitals

Answer 10

Dihydrotestosterone from the testicle