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In menstrual phase, the production of LH considerably

a)

Reduced

b)

Increases

c)

Does not change

d)

None of these



Question ID - 7391 | SaraNextGen Top Answer

In menstrual phase, the production of LH considerably

a)

Reduced

b)

Increases

c)

Does not change

d)

None of these

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

In menstrual phase, the production of LH and progesterone decreases.

Menstrual cycle

Phases

Days

Events

Menstrual phase

1-5

Endometrium breaks down, menstruation begins. The cells of endometrium, secretions, blood and the unfertilized ovum constitute the menstrual flow. Progesterone and LH production is reduced

Follicular phase (proliferative phase)

6-13

Endometrium rebuilds, FSH secretion and oestrogen’s secretion increase

Ovulatory phase

14

Both LH and FSH attain a peak level. Concentration of oestrogen in the blood is also high and reaches its peak, Ovulation occurs

Luteal phase (secretory phase)

15-28

Corpus luteum secretes progesterone. Endometrium thickens and uterine glands become secretory

127 votes


127