lactation phys

lactation phys - Lactation Physiology 11-17-10 Lactation...

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Lactation Physiology 11-17-10
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Lactation Physiology Purpose of lactation Nutrition to young animal Provide passive immunity First milk>> a lot of antibodies
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Mammary Gland Exocrine gland Gland: teet Sow Variable, but 1:1 ratio Cattle 4 glands and 4 teats Sheep 2 glands and 2 teats Mares 4 glands and 2 teats
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Mammary Physiology
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Mammary Lobe Alveoli ^^Functional units that make milk secretion possible Epithelial cells Lumen Where most milk is produced and stored Fat globules Milk Duct Leads to gland cistern
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Mammary Development Mammary has to develope Numerous hormones During puberty and during pregnancy Major triggers of mamm. Dev. Estrogen Produced by LH and FSH during ovulation FSH that triggers follicle that produce estrogen Progesterone During pregnancy produced by placenta Not pregnant produced by LH Corpus luteum produces progesterone
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Milk Secretion Suckling reflex
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This note was uploaded on 01/09/2012 for the course ANSC 243 taught by Professor Black during the Fall '10 term at Maryland.

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lactation phys - Lactation Physiology 11-17-10 Lactation...

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