Gynaecology & Obstetrics Irregular shedding of the endometrium occurs due to : A Epithelium being immature B It does not show the deciduas-like oedema of the secretory phase C Regression of the corpus luteum function D Over activity of the corpus luteum function 💡 Explanation Irregular shedding of the endometrium occurs due to : ✓ Correct Answer: D. Over activity of the corpus luteum function