Male Reproduction

• Testes


  male gonads - contains the seminiferous tubules, which produce sperm and interstitial cells which produce the male hormone testosterone
• Scrotum


  sac holding testes below the body, this reduces the temperature of the testes and allows normal development of sperm
• Epididymis


  stores and matures sperm
• Vas deferens


  carries sperm from testes to urethra
• Accessory glands 


  produce fluids that add to semen
• Seminal vesicles 


  produce sugary portion of semen, which provides food for the sperm
• Prostate


  produces alkaline portion of semen, which neutralises acidic vaginal secretions
• Bulbo-urethral gland


  produces mucus portion of semen for lubrication
• Urethra


  tube that allows semen and urine to leave the body
• Penis


  allows erection and insemination of sperm into the female
• Erectile tissue


  contains vessels that fill with blood to allow penis to become erect for insemination
• Semen


  fluid that contains and supports the sperm
• Seminiferous tubules


  produces sperm
• Interstitial cells


  produce testosterone