High levels of estrogen during the late follicular phase result in which of the following effects on the hypothalamic-pi

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Question

High levels of estrogen during the late follicular phase result in which of the following effects on the hypothalamic-pituitary axis?

Choose one · Correct answer highlighted

Negative feedback, reducing LH secretion Positive feedback, triggering the LH surge Correct No effect on LH secretion Suppression of FSH release only

Rising estrogen levels during the late follicular phase cause a positive feedback effect, leading to a surge in LH that triggers ovulation.

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