Q. The secretory phase in the human menstrual cycle is also called
A) luteal phase and lasts for about 6 days
B) follicular phase lasting for about 6 days
C) luteal phase and lasts for about 13 days
D) follicular phase and lasts for about 13 days
Explanation
[Solution from source] After ovulation the corpus luteum secretes progesterone, so the secretory phase is the luteal phase, lasting from about day 15 to day 28 (roughly 13–14 days). The follicular phase is the proliferative phase before ovulation. Answer (3).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.