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Animaton: Positive and Negative Feedback (Quiz 2)
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View the animation below, then complete the quiz to test your knowledge of the concept.



1

Before ovulation, small amounts of estrogen are released by...
A)the ovaries.
B)the corpus luteum.
C)the anterior pituitary.
D)the hypothalamus.
E)the anterior pituitary and the hypothalamus.
2

This stimulates the release of GnRH from...
A)the ovaries.
B)the corpus luteum.
C)the anterior pituitary.
D)the hypothalamus.
E)the anterior pituitary and the hypothalamus.
3

After ovulation, progesterone is produced by...
A)the ovaries.
B)the corpus luteum.
C)the anterior pituitary.
D)the hypothalamus.
E)the anterior pituitary and the hypothalamus.
4

Progesterone has a negative-feedback effect on GnRH and LH.
A)True
B)False
5

Estrogen has a positive-feedback effect on GnRH and LH.
A)True
B)False





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