The figure given below shows the sectional view of ovary. Select the option which gives correct identification of marked structure (A to D) and its feature

Options

A. A: Primary follicle, it is also called gamete mother cell.
B. B: Corpus luteum, it cannot be formed and added after birth.
C. C: Graafian follicle, mature follicle which ruptures to release secondary oocyte
D. D: Tertiary follicle, a large number of this follicle degenerates during the phase from birth to puberty.

Answer

C

Explanation

Oogonia arecalled as gametemother cell. Corpus luteum is formed as a temporary endocrine structure after the ovulation. It is involved in the production of relatively high levels of progesterone and moderate level so festradiol and inhib in Atomaintain pregnancy. A large number of primary folliclesdegenerateduring thephasefrom birth to puberty.