1. Module 6: Human Health and Physiology
6.6 Reproduction

2. Assessment Statements
Draw and label diagrams of the adult male and female reproductive systems.
Outline the role of hormones in the menstrual cycle, including FSH (follicle stimulating hormone), LH (luteinizing hormone), estrogen and progesterone.
Annotate a graph showing hormone levels in the menstrual cycle, illustrating the relationship between changes in hormone levels and ovulation, menstruation and thickening of the endometrium.
List three roles of testosterone in males.
Outline the process of in vitro fertilization (IVF).
Discuss the ethical issues associated with IVF.

3. 6.6.1 Draw and label diagrams of the adult male and female reproductive systems.VI
VII

4. 6.6.1 Draw and label diagrams of the adult male and female reproductive systems.II I
III IV
VIII V
VII VI

5. 6.6.3 Outline the role of hormones in the menstrual cycle, including FSH (follicle stimulating hormone), LH (luteinizing hormone), estrogen and progesterone.
Hypothalamus
GnRH
Negative feedback
Negative feedback
Anterior lobe pituitary gland LH
FSH
Ovaries
Oestrogen
Progesterone (after day 14)
Endometrium of uterus

7. 6.6.3 Outline the role of hormones in the menstrual cycle, including FSH (follicle stimulating hormone), LH (luteinizing hormone), estrogen and progesterone.
Hormone
Secreted by
Target
Function
FSH LH
Oestrogen
Progesterone

8. 6.6.3 Outline the role of hormones in the menstrual cycle, including FSH (follicle stimulating hormone), LH (luteinizing hormone), estrogen and progesterone.
Hormone
Secreted by
Target
Function
FSH
Pituitary gland
Ovaries
Follicular growth
Stimulates oestrogen secretion
Ovulation (day 14) LH
Pituitary
gland
Stimulates less oestrogen and more progesterone
After ovulation, it forms corpus leuteum
Oestrogen
Follicles
Endometrium
Thickening of lining
Inhibit FSH/LH (negative feedback)
Falls by 21-24days if no fertilisation
Progesterone
Corpus leuteum
Maintains lining
Falls by days if no fertilisation

9. 6.6.4 List three roles of testosterone in males.
Determines male genitalia development during embryonic development
Development of secondary sex characteristics during puberty
Maintains life-long sex drive

10. 6.6.5 Outline the process of in vitro fertilization (IVF)
What hormone is given to the woman? Why?

11. 6.6.5 Outline the process of in vitro fertilization [8 marks]

12. 6.6.6 Discuss the ethical issues associated with IVF.