Reproductive Flashcards
The Müllerian duct is _________ to the mesonephros.
lateral
The mesonephric ducts develop in response to ____________.
testosterone/androgens
The gonads become testes in response to _____________.
testis-developing factor (produced by the SRY gene on the Y chromosome)
What happens if an XY male has a defect in AMH?
Without anti-Müllerian hormone, the child will develop both types of internal genitalia –male and female, with male external genitalia.
How does 5-alpha reductase present?
In an XY child, the internal genitalia will be male and the external genitalia will be ambiguous until puberty, at which point they’ll virilize and become male.
What structure leads to the development of the corpus cavernosa and corpus spongiosum?
The genital tubercle
What disorders often present with hypospadias?
Inguinal hernia and cryptorchidism
What does the gubernaculum ultimately become?
In males it anchors the testes to the scrotum and in females it becomes the round ligament of the uterus.
What does the processus vaginalis become?
In males the tunica vaginalis and in females nothing.
True or false: the skin of the external genitalia –both in males and females –drains to the superficial inguinal nodes.
False. Almost all of the external genitalia does drain to the external nodes, but the glans penis drains to the deep nodes.
What cell type lines the outer surface of the ovaries?
Simple cuboidal epithelial
The rete testis is in between the _______________.
seminiferous tubules and the efferent ductules
Norepinephrine does what to erections?
It causes smooth muscle contraction and is thus anti-erection.
