menstrual cycle & puberty

• Hormones involved in menstrual cycle

  • FSH
  • LH
  • Estrogen
  • Progesterone
• FSH and LH

  Made in the pituitary gland
• Estrogen and Progesterone


  Made and released from the ovaries
• Functions of FSH


  1. Develop the egg

  2. Causes the release of estrogen from the ovaries
• FSH

  Causes the release of estrogen
• Estrogen

  Stops the release of FSH
• Functions of LH

  1. Causes the release of the egg from the ovaries

  2. This process is called ovulation
• Progesterone maintains the lining of the uterus
• If the egg is not fertilized, the whole menstrual cycle starts again
• Contraceptive pill

  • Contains estrogen
  • Estrogen stops the release of FSH
  • The egg will not get matured
  • The female taking the contraceptive pill will not get pregnant
• FSH and LH

  • Given to ladies trying to get pregnant
  • FSH causes egg development
  • LH causes ovulation
  • To increase fertility
• Estrogen

  Taken in contraceptive pills to reduce fertility