Menstrual Cycle - Phases and Hormonal Control - Unsolved Practice Set
Chapter: Human Reproduction | Topic: Menstrual Cycle Phases and Hormonal Control
MENSTRUAL CYCLE - PHASES AND HORMONAL CONTROL - UNSOLVED PRACTICE SET
Topic: Menstrual Cycle Phases and Hormonal Control
Multiple Choice Questions
Q1. The first menstruation that occurs at puberty is called:
- Menopause
- Menarche
- Ovulation
- Implantation
Q2. Ovulation in a typical 28-day menstrual cycle usually occurs around day:
- Day 5
- Day 14
- Day 21
- Day 28
Q3. A sudden surge in which hormone directly triggers ovulation?
- FSH
- LH
- Progesterone
- Estrogen
Q4. During the secretory (luteal) phase, the corpus luteum mainly secretes:
- Estrogen only
- Progesterone
- FSH
- LH
Q5. If fertilisation does not occur in a given cycle, the corpus luteum:
- Enlarges permanently
- Degenerates, leading to menstruation
- Converts into a new ovum
- Starts secreting hCG
Short Answer Questions
Q6. What triggers the onset of menstruation if fertilisation does not take place in a given cycle?
Q7. Define menopause, and state the approximate age at which it typically occurs.
Q8. Name the hormone that maintains the endometrium during the secretory phase, and explain what happens to it if pregnancy occurs.
Q9. Why is the follicular phase also referred to as the "proliferative phase"?
Long Answer Questions
Q10. Describe the hormonal changes that occur during the menstrual, follicular, and ovulatory phases of the menstrual cycle.
Q11. Explain how the levels of estrogen and progesterone regulate the thickness of the endometrium across a single menstrual cycle.
APPLICATION / ANALYSIS
Q12. A woman tracking her menstrual cycle notices that it is regularly 28 days long, and she wants to identify her most fertile days in order to try for pregnancy. Based on typical hormonal timing, which days of her cycle would you suggest are most likely to be fertile, and why?
Q13. A woman who has missed her period takes a home pregnancy test that detects a particular hormone in her urine. Name this hormone, and explain why its presence indicates pregnancy in terms of what is happening to the corpus luteum.