Check sibling questions

Explain what is menarche, menstruation and menopause.

 

Answer:

REPRODUCTIVE PHASES OF HUMAN LIFE - Teachoo.jpg

MENSTRUAL CYCLE - Teachoo.jpg

  • Menarche is marked by the first time occurrence of menstruation when a girl reaches puberty .
  • Menstruation or menstrual flow occurs due to breakdown and removal of the inner, thick and soft lining known as endometrium of the uterus along with its blood vessels. It occurs if an ovum is released from the ovary and does not get fertilized during ovulation . This cycle occurs after 14 days of ovulation .
  • Menopause is the permanent halting of menstruation which usually occurs in the women of 45-50 years of age . Therefore, menopause marks the end of reproductive life of a woman

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Transcript

REPRODUCTIVE PHASES OF HUMAN LIFE Menarche 11 – 12 Years Menstruation 12 – 50 Years Menopause 50 Years - death MENSTRUAL CYCLE Follicular Phase Developing Egg Luteal Phase Egg gets Released Thickening of Endometrium Endometrium Shes Menstrual Phase Ovulation Phase

CA Maninder Singh's photo - Co-founder, Teachoo

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CA Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 12 years and a teacher from the past 16 years. He teaches Science, Economics, Accounting and English at Teachoo