Question

Menstrual flow occurs due to lack of ______.

विकल्प

• Progesterone

• FSH

• Oxytocin

• Vasopressin

Answer 1

Menstrual flow occurs due to lack of Progesterone.

Explanation:

Menstruation or menstrual flow happens in a normal cycle when estrogen and progesterone levels drop fast in the absence of conception and implantation.