puberty mentrual cycle

• hormones promote sexual characteristics at puberty. examples?

  • facial hair for men
  • breasts for women
• sex hormone for men

  testosterone, produced by the testes for sperm production
• sex hormone for women

  oestrogen produced in the ovaries for physical changes and the menstrual cycle
• Menostruation


  The first stage of the menstrual cycle, where the uterine lining breaks down, and bleeding occurs.
• Follicular Phase


  The second stage of the menstrual cycle, where the uterine lining thickens in preparation for potential fertilization.
• Ovulation


  The stage of the menstrual cycle where the pituitary gland stimulates the release of the egg from the ovaries.
• Luteal Phase


  The final stage of the menstrual cycle, where the empty follicle transforms into the corpus luteum and produces progesterone.