Male Reproductive Physiology Flashcards
State of testes before birth
Haven’t progressed beyond mitosis
When do the spermatogonia undergo meiosis and mitosis?
Puberty
Number of sperm from one spermatocyte
4
Role of Sertoli cells
Provide nutrients to developing sperm In seminiferous tubules
Role of Leydig cells
Produce testosterone
Location of Leydig cells
Between seminiferous tubules in interstitial tissue
Which cells provide nutrients to developing cells?
Sertoli cells
Which cells produce testosterone?
Leydig cells
Length of sperm development
64 days
Hormone released by the anterior pituitary that stimulates Sertoli cells
Follicle stimulating hormone
Hormone released by the anterior pituitary that stimulates Leydig cells
Luteinising hormone
Which hormones does testosterone inhibit?
LH, GnRH
Type of junctions between Sertoli cells
Tight junctions
Cholesterol derivatives
