|
|
|
|
|
|
|
|
|
|
|
1) |
Hypothalamus
monitors i
|
|
|
|
hormone
levels.
|
|
|
2) |
FSH
and ICSH are released.
|
|
|
3) |
FSH
stimulates release of ABP
|
|
|
(androgen
binding protein).
|
|
|
4) |
ICSH causes release of
|
|
|
|
testosterone
-ABP binds
|
|
|
|
testosterone
to stimulate
|
|
|
|
spermatogenesis.
|
|
|
5) |
Negative feedback by
|
|
|
|
testosterone
and inhibin
|
|
|
|
suppresses
gonadotropins.
|
|