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18 Cards in this Set
- Front
- Back
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When do alveoli begin to appear?
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In early first pregnancy
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Type of epi in small ducts; near opening of nipple?
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simple cuboidal in small ducts, and stratified squamous near opening of nipple
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Why do the nipples often darken during pregnancy?
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> melanin during pregnancy
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Bumps on the areola
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Glands of Montgomery (Aerola has sweat and sebaceous gland associated with it)
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Mechanism of release of milk lipids
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Apocrine (APart of cell)
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Intralobular CT
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loose
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Interlobar CT
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dense and irregular
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Where do you find adipose?
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within IntErlobar CT
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Which ducts proliferate and branch during pregnancy?
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Intralobular ducts
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Myoepithelial cells respond to what to contract?
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Oxytocin
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What stimulates duct proliferation?
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Estrogen
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What stimulates alveolar proliferation?
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Progesterone
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What stimulates additional gland development in the latter half of pregnancy?
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Prolactin
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What stimulates casein and lactose production?
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Prolactin
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Where is prolactin produced?
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Pars distalis (acidophils)
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What is the mechanism of the suckling reflex?
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Increase prolactin secretion by < Prolactin Inhibitory factor (PIF)
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Myoepithelial cells have receptors for what?
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Oxytocin (Milk-ejection reflex)
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Where does milk accumulate in the milk ejection reflex?
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lactiferous sinuses
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