Question

Lack of menstruation may be due to the

• A. Poor health
  
• B. Pregnancy
• C. All of the above
• D. Stress

Answer 1

The correct option is C All of the above

Reasons for lack of menstruation:

• Malnutrition, stress and poor health may affect the hypothalamus and pituitary gland leading to lack of menstruation.
• When fertilisation occurs, the endometrium remains thickened due to the high level of progesterone which is secreted by the corpus luteum. Thus the endometrium does not shed resulting in lack of menstruation.

Final answer:

(d) All of the above