Card Set Information
Types of sex classification
Describe the two genital ducts and their maturation
Y chromosome stimulates testis formation - releases testosterone and mullerian inhibiting substance
Causes males to have Wolffian developent, Mullerian regression
Without androgen synthesis, females have mullerian development and Wolffian regression
What stimulates testis production of testosterone?
Human chorionic gonadotropic (HCG)
Secreted by placenta
What secretes Mullerian inhibiting substance?
Fetal sertoli cells of the testis
What determines sex of hypothalamus?
Influence of androgens
Prevent the cyclic release of gonadotropins which eventually regulates female menstrual cycle
What causes puberty?
Increase in the set point for gonadotropin inhibition by sex steroids
Resulting increase in gonadotropin release