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ANSC 201 DIGESTIVE SYSTEM OF RUMINANTS
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- Grade 3 Engineering Omaha Exam Prep By NAPE.
ANSC 201 DIGESTIVE SYSTEM OF RUMINANTS
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ANSC 201 Quiz 6Adrenalin - ANS-interferes with oxytocin to let milk down
Arrangements of Bovine Udder - ANS-divided into 4 seperate quaters
each independent in its milk producing function
Blood Precursors of Milk Synthesis - ANS-Water filtration
Lactose
Proteins
Lipids
Minerals
Vitamins
Caprine udder (goat) - ANS-similar to ovine except the udder and teats are funnel
shaped
Epithelial Cells - ANS-make milk
Equine (mare) - ANS-two glands, two lobes per gland, two streak canals per teat, teats
are broad and flat
Estrogen - ANS-secreted by ovary
duct and cistern development
allometric growth (faster growth rate)
Glucocorticoids - ANS-secreted by adrenal cortex
start and maintains lactation along with prolactin
Initiation of lactation - ANS-progesterone, high estrogen, high prolactin release, high
prolactin effect
Involution - ANS-secretory tissue and ductile tissue regress (dry up)
Lactation - ANS-provides nourishment, immunity (colostrum), quick energy
Lactose - ANS-sets metabolism
made from glucose
with casein and milkfat
, Lactose Synthetase - ANS-only in lactating issue
desired from a protein
closely tied to milk yield
enzyme
Lateral Suspensatory Ligament - ANS-surrounds bottom and sides of udder
attached to abdominal wall of cow
Lipids - ANS-Monogastric: blood, lipid-> glucose
Ruminant: blood, lipids, acetic acid (VFA)
Lobes - ANS-groups of lobules
Lobules - ANS-groups of alveoli
Location of glands - ANS-pectoral, inguinal, abdominal
Mammary growth after termination of lactation - ANS-lobuloalveolar tissue regress
Mammary growth birth to onset of puberty - ANS-external canal and teat
Mammary growth during early pregnancy - ANS-large ducts and development of smaller
ducts
Mammary growth during lactation - ANS-alveoli begin to function
after peak, gradual decline in number of functioning alveoli
Mammary growth during late pregnancy - ANS-alveoli, lobuloalveolar tissue, alveolus
and lobe forming
Mammary growth onset of puberty to first pregnancy - ANS-major ducts get larger
Mammary growth prior to birth - ANS-mammary streak, bud, sprouts,teats
Mastitis - ANS-inflammation of mammary gland
many causes
loss of milk production
affects many species
most costly in dairy industry
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