- Deep in the brain, the hypothalamus – a gland about the size of an almond which helps regulate a number of metabolic processes including hunger, thirst and body temperature – secretes gonadotropin-releasing hormone (GnRH). >
- This stimulates the pituitary, to secrete luteinizing hormone (LH). >
- LH stimulates Leydig cells within the testicles to produce testosterone. >
- Testosterone combines with follicle stimulating hormone (FSH) to prompt Sertoli cells in the testes to promote maturation of sperm cells.
 Helping Alternative Families Since 1995For nearly two decades, RSC has offered unmatched expertise with the extraordinary challenges and procedures of third-party parenting. Our support has brought ease to hundreds of families — of all cultural, ethnic, and sexual orientations — and helped them overcome the emotional and medical obstacles to having their own children to love.
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Spermatogenesis
Spermatogenesis is simply the process in which spermatogonia, the building blocks of sperm, develop into mature sperm. Just as the female body has a hormonal relay system to produce egg cells ready for fertilization, the male body has its counterpart in the endocrine (hormonal) system’s series of events to create sperm cells:
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