Breakdown of endometrium during menstruation is due to:
Correct answer: B. Decrease in Level of Progesterone
- A. Increase in Level of LH
- B. Decrease in Level of Progesterone
- C. Increase in Level of Progesteron
- D. Increase in Level of estrogen
Explanation
The breakdown of the endometrium during menstruation is due to a decrease in the levels of the hormone progesterone. This hormone is responsible for maintaining the lining of the uterus, and when its levels decrease, the lining begins to break down. So option B is correct.
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Human reproduction covers the male and female reproductive organs, gamete formation, fertilization, implantation and hormonal regulation. The menstrual cycle includes ovarian and uterine changes controlled by pituitary and ovarian hormones, while sexually transmitted diseases are studied through their causes, transmission, symptoms, prevention and effects on fertility.
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