Testosterone: Released from: testes (stimulated by LH)
Targets: many tissues
Functions:
- stimulates sperm production
- development of secondary sex characteristics
- maintenance of muscle strength and mass
estrogen:
Released from: ovaries (stimulated by FSH)
Targets: uterus, bones, other organs
Functions:
- stimulates bone mineralization
- development of secondary sex characteristics
- regulates reproductive system
