The secretory phase in the human menstrual cycle is also called

Options

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

Answer

C

Explanation

After ovulation the follicular cells are converted into lutein cells by deposition of yellowish lipid inclusion and called corpus luteum. The uterine wall becomes ready for nourishing and anchoring blastocyst if fertilization take place. Hence this phase of menstrual cycle is called luteal phase. It last for about 13 days.