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Unformatted text preview: interstitial or Leydig cells o Immature sperm migrate to epididyms to mature for another 10-14 days Seminal vesicles • Contribute rich secretions, merge with vas deferens into ejaculatory duct Epidyidymus Vas deferens • Carries sperm from testicles, mixes with other fluids, propels sperm toward urethra • Vasectomy – snip or cauterize vas deferens Prostate • Secretes fluid that neutralizes vaginal acidity Cowper’s glands (bulbourethral gland) • Produces fluid that cleans and lubricates urethra Ejaculation • Reflex that ejects fluids from penis • Ejaculatory pathway Semen is just 1% sperm • Seminal vesicles – 70% of volume • Prostate gland – 30% of volume...
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- Spring '08