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1137 Gynaecology & Obstetrics

Apoptosis can occur by change in hormone levels in the ovarian cycle. When there is no fertilization of the ovum, the endometrial cells die because:

AThe involution of corpus luteum causes estradiol and progesterone levels to fall dramatically
BLH levels rise after ovulation
CEstradiol levels are not involved in the LH surge phenomenon
DEstradiol inhibits the induction of the progesterone receptor in the endometrium
Gynaecology & Obstetrics
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