Question

what is menstrual cycle?​

Answer 1

Answer:

The menstrual cycle is the regular natural change that occurs in the female reproductive system that makes pregnancy possible. The cycle is required for the production of oocytes, and for the preparation of the uterus for pregnancy. The menstrual cycle occurs due to the rise and fall of estrogen.

Answer 2

• When a girl reaches puberty the sex hormones oestrogen released into the blood causes to produce over in her ovary.
• The release of ova from ovary is called ovulation .
• Either one of the ovary releases an egg into fallopian tube once in about 28 to 30 days .
• During this period, inner line of uterus become thick and spongy to receive embryo.
• In case the nature egg is fertilized by the sperm in the fallopian tube this results in pregnancy
• If the egg is not fertilized it releases with thick lining of uterus along with blood vessels this period is known as menstruation or menstrual cycle

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