Unknown Story
Updated: 2/18/2021
Unknown Story

Storyboard Text

  • hey josh do you know why a boy's voice get lower?
  • because of testosterone
  • Testosterone?What else happens in the male reproductive system?
  • ya it's part of the male reproductive system.
  • well, it starts in the testis where testosterone and sperms are made, and it's all protected by the scrotum
  • The sperm has a head which contains DNA and a tail that moves it. The sperm goes through the sperm duct, around the bladder, and to the seminal vesicle. The seminal vesicle mixes the sperm with fluid and that mixture is called seman
  • Then it goes through the urethra to the penis but the urethra tube also carries urine, but the prostate gland makes sure that they never mix
  • wow I never knew that so many organs are part of one system
  • and it goes beyond the reproductive system. Testosterone makes hair grow and voices lower