Question

The lining of uterus which degrades during menstruation is

• A. Endometrium
• B. Myometrium
• C. Perimetrium
• D. Peritoneum

Answer 1

The correct option is A Endometrium

The endometrium is the lining of uterus consists of a single layer of columnar epithelium which contains abundant blood supply and helps in placenta formation after implantation and if fertilization does not occur it gets disintegrated and shed into menstruation. The menstrual flow consists of the secretions from endometrial glands, endometrial cells, blood from the broken down capillaries and the unfertilized ovum.

So, the correct answer is option A.