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Biology: The Unity and Diversity o...

15th Edition
Cecie Starr + 3 others
ISBN: 9781337408332

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BuyFindarrow_forward

Biology: The Unity and Diversity o...

15th Edition
Cecie Starr + 3 others
ISBN: 9781337408332
Textbook Problem
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The corpus luteum develops from ___ and secretes progesterone that causes the lining of the uterus to thicken.

  1. a. follicle cells
  2. b. the polar body
  3. c. a primary oocyte
  4. d. a secondary oocyte

Summary Introduction

Concept introduction: The human menstrual and ovarian cycles are coordinated cycles of the female reproductive system. The cycles are coordinated by the reproductive hormones. The human menstrual cycle refers to the monthly changes that occur to the uterus of the human sexually matured female.

Explanation

Reason for correct statement:

After ovulation, the corpus luteum is formed from the follicle cells that swelled and burst during the release of primary oocyte due to the surge of estrogen and LH. The corpus luteum then secretes progesterone that prepares the uterus for pregnancy by thickening the endometrium. The breaking down of corpus luteum leads to menstruation.

Option a. is given as “follicle cells”.

As follicle cells develop into corpus luteum that secrete progesterone for the uterus, the correct answer is option a.

Reason for incorrect statements:

Option b. is given as “the polar body”...

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