Which structure would be best described as helping to prepare the female tract for pregnancy and maintain it during the early phases of pregnancy?

Question

Quizplus · Accepted Answer

The corpus luteum is a structure that forms from the ruptured follicle after ovulation and secretes progesterone to help prepare the female tract for pregnancy and maintain it during the early phases of pregnancy. This includes thickening the endometrial lining of the uterus and preparing the uterine muscles for contraction. The other structures listed do not have this specific function.

Which Structure Would Be Best Described as Helping to Prepare