Question:

The accompanying diagram shows the changes that take place in the endometrium during a normal menstrual cycle. Identify the changes and select the correct option.

Updated On: Aug 3, 2024
  • a
  • b
  • c
  • d
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The Correct Option is C

Solution and Explanation

Menstruation occurs for $1-5$ days and ovulation occurs on $14^{th}$ day of a normal menstrual cycle.
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Concepts Used:

Menstrual cycle

Menstrual cycle is the monthly series of changes a woman's body goes through while having a possibility of pregnancy. Each month one egg is released by the and this process is called ovulation. If ovulation takes place and the egg isn't fertilized, the lining of the uterus sheds through the vagina. This is a menstrual period.

Menstrual cycle irregularities can have many different causes, including:

  • Pregnancy or breast-feeding. 
  • Eating disorders, extreme weight loss or excessive exercising. 
  • Polycystic ovary syndrome (PCOS)
  • Premature ovarian failure
  • Pelvic inflammatory disease (PID)
  • Uterine fibroids