Question

After ovulation, Graafian follicle regresses into

(a) corpus luteum 

(b) corpus callosum 

(c) corpus albicans 

(d) corpus artesia

Answer 1

Correct option (a) corpus luteum

Explanation

Just after ovulation, LH (secreted by anterior lobe of pituitary gland) stimulates remaining ovarian follicles to develop into corpus luteum. The corpus luteum plays an important role in the preparation of the endometrium for the implantation of the fertllised egg by secreting oestrogens and progesterone.