The Menstrual Cycle
Explore the phases, hormonal regulation, and key biological events of the human menstrual cycle.
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The Menstrual Cycle
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Date:
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Read each question carefully and answer to the best of your knowledge. This worksheet assesses your understanding of the human menstrual cycle.
1. Which hormone is primarily responsible for the thickening of the uterine lining (endometrium) during the proliferative phase of the menstrual cycle?
Luteinizing Hormone (LH)
Follicle-Stimulating Hormone (FSH)
Estrogen
Progesterone
2. Ovulation typically occurs on which day of a 28-day menstrual cycle?
Day 1
Day 7
Day 14
Day 28
3. The shedding of the uterine lining is known as .
4. After ovulation, the ruptured follicle transforms into the , which produces progesterone.
5. A surge in FSH triggers ovulation.
True
False
6. The follicular phase begins immediately after menstruation.
True
False
7. Briefly describe the role of the hypothalamus and pituitary gland in regulating the menstrual cycle.
Match each hormone to its primary function in the menstrual cycle.
8. FSH
a. Maintains uterine lining, inhibits LH/FSH
9. LH
b. Stimulates follicle growth in ovary
10. Estrogen
c. Triggers ovulation and corpus luteum formation
11. Progesterone
d. Thickens uterine lining, stimulates LH surge
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