male reproductive system

• Vasectomy


  1. Cutting of the Vas Deferens at the level of the testes

  2. To prevent transportation of sperm
• Contains seminiferous tubules; function as sperm-forming factories

  Testes
• Comma-shaped, tightly coiled tube that functions to mature and store sperm cells (at least 20 days)

  Epididymis
• Carries sperm from the epididymis to the ejaculatory duct

  Vas Deferens
• Located at the base of the bladder; produces a thick secretion (60% of semen)

  Seminal Vesicles
• Secretes a milky fluid; encircles the upper part of the urethra

  Prostate Gland
• Pea-sized gland below the prostate; serves as a lubricant during sexual intercourse

  Cowper's Gland
• Mixture of sperm and accessory gland secretions

  Semen
• Divided sac of skin outside the abdomen

  Scrotum
• Penis - delivers sperm into the female reproductive tract
• Regions of the Penis

  • Shaft
  • Glans penis (enlarged tip)
  • Prepuce (foreskin)
• Folded cuff of skin around end; can be removed by circumcision

  Prepuce
• What gets filled with blood to become erect in preparation for sexual intercourse?

  Corpus Caversonum
• Carries both urine and sperm; extends from base of urinary bladder to tip of penis

  Urethra
• Sperm - male gametes
• Testosterone - produced mostly by testes in males and ovaries in females
• What is the gonads (primary sex organs) in males?

  Testes