Which hormone is mainly responsible for maintaining the uterine lining during pregnancy?

Answer and explanation

Correct answer: A. Progesterone

  1. Step 1: Progesterone from the corpus luteum and later the placenta keeps the endometrium thick.
Answer
Progesterone.
Why not the others: Luteinising hormone: LH triggers ovulation. Follicle-stimulating hormone: FSH stimulates the follicle to develop. Testosterone: testosterone is not the hormone that maintains the endometrium.

Practise more Human systems: endocrine, nervous and reproduction.

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