1. A woman is using the thermometer method to control fertility. It determines that it has sex on a Monday and Friday detect ovulation. A month later, she became pregnant anyway. You’re her doctor and she comes to you for explanations. What could you say to her?

2. What would happen to an egg that is fertilized in the womb? Justify your answer.

3. A woman has sex a result of which there is fertilization. About 4 days later, she gets an IUD implanted. Why she does not want to get pregnant.

4. Draw a graph showing the concentrations of hormones in the box below from the beginning of an ovarian cycle until the baby is born.