Sex Hormones

• What is the main role of hormones in human reproduction?


  They control various aspects of reproduction.
• What changes do sex hormones cause during puberty?


  They cause the development of secondary sexual characteristics.
• What is the main female sex hormone?

  Oestrogen
• What happens to eggs in females at puberty?


  They begin to mature and be released during ovulation.
• What is the main male sex hormone?

  Testosterone
• Where is testosterone produced?


  In the testes.
• What does testosterone stimulate in males?


  Sperm production.
• What is the menstrual cycle?


  It is a monthly cycle of events in females after puberty.
• For men, what happens after puberty?

  They produce sperm continuously
• For women, what happens after puberty?


  They have a monthly cycle of events called the menstrual cycle