Menstrual Cycle and Spermatogenesis · Physiology

During the luteal phase, the corpus luteum primarily secretes which hormone to prepare the endometrium for implantation?

  1. Estrogen only
  2. LH and FSH
  3. Progesterone
  4. Human chorionic gonadotropin (hCG)
Show answer and explanation

Correct answer: Progesterone

After ovulation, the remains of the follicle transform into the corpus luteum, which secretes high levels of progesterone. Progesterone stabilizes the endometrial lining and promotes a secretory environment.

Difficulty: Medium Question 25 of 40

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