Animal Reproduction (2)

Animal Reproduction (2) - ANIMAL REPRODUCTION QUESTION...

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Sheet1 Page 1 ANIMAL REPRODUCTION QUESTION 1979:L. PETERSON/AP BIOLOGY Describe the role of the hypothalamus, the pituitary hormones, and the ovarian hormones in the regulation of the human menstrual cycle. Include in your discussion the concept of feedback control and the way in which fertilization of the egg alters the menstrual cycle. STANDARDS: Hypothalamus and Feedback: Maximum 6 pts. __low progesterone or estrogen resulting in positive feedback __secretion of a releasing factor __secretion of pituitary FSH __high level of progesterone or estrogen resulting in negative feedback __causing a decrease in LH releasing factor __causing a decrease in LH __the "pill" and its influence on feedback __influence of stress on feedback Pituitary Hormones: Maximum 6 pts. __FSH secretion by the pituitary gland __the effect of FSH on egg formation __stimulation of estrogen secretion by FSH __corpus luteum formation by LH stimulation __progesterone secretion by LH stimulation __decreased LH causing corpus luteum breakdown __formation of corpus albicans Ovarian Hormones: Maximum 4 pts. __estrogen secretion by follicles inhibiting menstrual flow
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This note was uploaded on 01/18/2011 for the course BIO 103 taught by Professor Sanders during the Spring '10 term at Northwestern IA.

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Animal Reproduction (2) - ANIMAL REPRODUCTION QUESTION...

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