Memory Anchor:

• Super Challenge:

  Stretch:

  Challenge:

Key Questions:

1. What do reproductive hormones do to the body during puberty?
   • During puberty reproductive hormones cause secondary sex characteristics to develop.
2. What is the main female reproductive hormone and where is it produced?
   • Oestrogen is the main female reproductive hormone produced in the ovary.
3. What is ovulation and how often does it occur?
   • At puberty eggs begin to mature and one is released approximately every 28 days. This is called ovulation.
4. Where is testosterone produced and what is its role?
   • Testosterone is the main male reproductive hormone produced by the testes and it stimulates sperm production.
5. Is there just one hormone involved in the menstruation of women or are there several?
   • There are several hormones are involved in the menstrual cycle of a woman.
6. What is the role of follicle stimulating hormone?
   • Follicle stimulating hormone (FSH) causes maturation of an egg in the ovary.
7. What is the role of luteinising hormone?
   • Luteinising hormone (LH) stimulates the release of the egg.
8. Which hormones are involved in maintaining the uterus lining?
   • Oestrogen and progesterone are involved in maintaining the uterus lining.
9. (HT only) How do FSH, LH, oestrogen and progesterone interact in the menstrual cycle?
   • (HT only) FSH causes the ovaries to secrete oestrogen.
10. Which of the hormones shows the sharpest spike in a graph of hormone levels during the menstrual cycle?
    • LH shows a sharp spike to cause the release of an egg (ovulation) and then drops down low after it.