Which of the following is a hormonal change that occurs near the end of a normal pregnancy?
A) Plasma progesterone levels decrease while the levels of estrogen continue to increase.
B) The peptide hormone relaxin is secreted by the ovaries.
C) Plasma estrogen levels decrease while the levels of progesterone continue to decrease.
D) Estrogen blocks the synthesis of oxytocin receptors on uterine smooth muscle.
E) There is a surge in the LH concentration.
Correct Answer:
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