Question

Describe the menstrual cycle .​

Answer 1

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In the absence of fertilization the inner , thick and soft lining of the uterus along with its blood vessel break out in the form of vaginal bleeding this is called mensuration in this process blood flow for 3 to 4 days.

Answer 2

Explanation:

• menstrual cycle is the 28 days to repeated.
• progesterone ,estrogen ,LH is hotmones represented
• female reproductive system undergone some changes at puberty and those changes repeat at the interwal of every 28 ,- 30 days
• menstrual cycle is natural process
• such endometrium is ready for implantation of embrayo