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5 Cards in this Set
- Front
- Back
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Follicular phase
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cessation of menst.cycle
FSH from ant. pit. promotes dev. of follicel which grows and begins secreting estrogen. |
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Ovulation
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mature ovary follicle burst and releases ovum. Ovulation caused by surge in LH which is preceded by peak in estrogen.
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Luteal phase
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LH induces rptured follicle into corpeus luteum, which secreste estrogen and progest.
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Menstruation
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If ovum not fertilized then corp.leut. breaks down. results in drop in proges. and estrogen levels cause endometrium to slough off=menses.
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If fertilization occurs:
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placenta produces hCG mainting corp.leut.,estrogen and progest. keeps at placneta
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