Lecture 1; Hormone f/x

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4 Terms

1
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Estrogen f/x

  • suppresses FSH & LH release from anti-pituitary gland via neg. feedback which prevents ovulation

    • not needed bc body is already attempting to support an existing pregnancy

  • induces fetal growth

  • stims maternal growth tissue ~ uterus and mammary glands enlarge

2
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Progesterone f/z

  • needed to sustain pregnancy

  • assists in implantation by thickening wall

  • prevents premature labor & miscarriage

  • nutrient secretion for early embryo

3
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hCG f/x

  • thickens uterine lining

  • stops menses

  • stims progesterone release

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