This preview shows pages 1–3. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: in turn develop into mature sperm. Spermatogenesis Sperm production begins at puberty at continues throughout life, with several hundred million sperm being produced each day. Once sperm form they move into the epididymis , where they mature and are stored. Male Sex Hormones The anterior pituitary produces follicle-stimulating hormone (FSH) and luteinizing hormone (LH) . Action of LH is controlled by the gonadotropin-releasing hormone (GnRH) . LH stimulates cells in the seminiferous tubules to secrete testosterone , which has a role in sperm production and developing male secondary sex characteristics. FSH acts on cells to help in sperm maturation. Negative feedback by testosterone controls the actions of GnRH....
View Full Document