NEET 2008 Biology question

Which one of the following statements is incorrect about menstruation?

(1)The beginning of the cycle of menstruation is called menarche
(2)During normal menstruation about 40 ml blood is lost
(3)The menstrual fluid can easily clotCorrect
(4)At menopause in the female, there is especially abrupt increase in gonadotropic hormones

Answer: (3)

Solution

The menstrual fluid (blood mixed with endometrial debris) normally does not clot, because the clots formed in the uterus are liquefied by the fibrinolytic enzyme plasmin released by the uterus; so the statement that it can easily clot is incorrect. Hence option (3). (1) The first menstruation at

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-090099