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19 Cards in this Set

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What does the grain intake of calves indicate?
rumen development
How much grain should a calve eat before it can be weaned.
1.5-2 lbs of grain daily for 3 consecutive days can be weaned anytime after 4 weeks of age
Rumen development factors:
•VFA’s: promote rumen development
•Bacteria: obtained from environment
•Liquid in Rumen: milk; promotes bacterial growth
•Material flowing from Rumen: carries bacteria and fermented feed from tract
•Absorptive ability of tissue
•Substrate: hay and grain
plies:
Where are these?
layers; omasum
What is the purpose of the omasum?
Dry out feed; absorb water
Mucosa:
inside surface coated with mucus; protects walls from acidic contents and digestive enzymes
Rugae:
Where are these?
Folds of tissue on interior walls; abomasum
What is the function of the rugae?
act as paddles; constantly moving to slush material around
Cardiac Sphincter:
controls material between esophagus and stomach
Pyloric Sphincter:
controls material between stomach and duodenum
Prehension:
the grasping of food
Mastication:
chewing
Insalivation:
mixing food with saliva
Deglutition:
swallowing
Regurgitate:
vomition (vomiting or emesis)
Emetology:
the study of emesis
Cows organ of prehension:
tongue
Horse's organ of prehension:
lip
CAUSES OF ULCERS:
•Stress
•Feeding to much protein: leads to production of hydrochloric acid
•Decreased mucus production: threonine