The purpose of the menstrual cycle is to _____.

expel an unfertilized egg and endometrium

bring nutrients to the egg

indicate that the egg has been fertilized

Verified Answer :

Expel an unfertilized egg and endometrium.
That's what it's for, it basically flushes the not needed stuff out of a woman's uterus. 

Answer:

The answer is expel an unfertilized egg and endometrium

Explanation:

The menstrual cycle consists of a series of regular changes that naturally occur in the female reproductive system which make pregnancy or menstruation possible. During the first phase of the menstrual cycle, the endometrium is released along with an amount of blood, this bleeding is a sign that a woman is not pregnant.