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.

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