Question

The average length of a menstrual cycle is about

• A. 28 days
• B. 14 days
• C. 10 days
• D. 52 days

Answer 1

The correct option is A

28 days

The correct option is A

Explanation of the correct option:

1. The usual menstrual cycle lasts 28-29 days, though this varies greatly amongst women and from cycle to cycle.
2. The menstrual cycle is defined as the time between the first day of a period and the first day of the following period.
3. The menstrual cycle is divided into four stages. Menstruation, follicular phase, ovulation, and the luteal phase are the four phases.

Final answer: The average length of a menstrual cycle is about 28 days.