Question

Some important events that occur during the menstrual cycle are given below. Arrange the events in a proper sequence and select the correct option.
(i) Proliferation of endometrial wall
(ii) LH surge
(iii) Secretion of estrogen
(iv) Secretion of progesterone
(v) Ovulation
(vi) Growth of corpus luteum
(vi) Degeneration of corpus luteum
(vii) Menstruation

• A. (ii) $\to$ (iv) $\to$ (iii) $\to$ (i) $\to$ (vii) $\to$ (v) $\to$ (viii) $\to$ (vi)
• B. (iii) $\to$ (i) $\to$ (ii) $\to$ (v) $\to$ (vi) $\to$ (iv) $\to$ (vii) $\to$ (viii)
• C. (v) $\to$ (i) $\to$ (vi) $\to$ (viii) $\to$ (iii) $\to$ (iv) $\to$ (vii) $\to$ (ii)
• D. (ii) $\to$ (v) $\to$ (vi) $\to$ (i) $\to$ (viii) $\to$ (vii) $\to$ (iii) $\to$ (iv)

Answer 1

The correct option is B (iii) $\to$ (i) $\to$ (ii) $\to$ (v) $\to$ (vi) $\to$ (iv) $\to$ (vii) $\to$ (viii)

With reference to the given diagram, the correct option is

'(iii)→(i)→(ii) →(v) →(vi) →(iv) →(vii) →(viii)'