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The Male Reproductive Testis

The Male Reproductive Testis. What A re They?. Two glands that are suspended within a sac that hang outside of the body called the scrotum. The are responsible for secreting testosterone and sperm. Regions of the Testis. Homeostasis.

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The Male Reproductive Testis

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  1. The Male Reproductive Testis

  2. What Are They? • Two glands that are suspended within a sac that hang outside of the body called the scrotum. • The are responsible for secreting testosterone and sperm

  3. Regions of the Testis

  4. Homeostasis • The testis remain outside the body to retain the perfect temperature for sperm production, which is slightly lower than the body temperature. • Raise and Lower • Reflex Reaction

  5. Hormones • FSH (follicle-stimulating hormone) The development, growth, pubertal maturation, and reproductive processes of the body • LH (luteinizing hormone) Stimulates Leydig cell production of testosterone

  6. Sperm Production • FSH acts directly on the Seminiferous tubule to produce sperm • Immature sperm travels from the seminiferous tubules to the epididymis where is stays until sexual arousal. • http://health.howstuffworks.com/sexual-health/male-reproductive-system/adam-200126.htm

  7. Ailments • Cryptorchidism (or undescended testes) • Testicular cancer • Testicular torsion • Orchitis • Hypogonadism (low testosterone) • Epididymitis • Testicular trauma

  8. Testicular Cancer The cancer is divided into two types: seminoma (30%) and nonseminoma (70%). Testicular cancer is almost always treatable if detected in the early stages, even if it has already started to spread.

  9. Symptoms of Cancer The symptoms of testicular cancer include: • a painless lump in the testicle • dull ache or pain in the groin or abdomen • enlargement of a testicle • pain, discomfort, or a feeling of "heaviness" in the scrotum • pain or discomfort in the testicle

  10. Treatments • Surgery • Radiation Therapy • Chemotherapy Gavin

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