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VertbioFinalDigestiveSystem
VertbioFinalDigestiveSystem
16
Biology
Undergraduate 3
05/11/2014

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Cards

Term
Describe vert. digestive system
Definition
Oral glands, esophagus, stomach, pancreas, gall bladder, liver, spleen, small intestine, large intenstine, urinary bladder, cloaca, cloacal opening
Term
small intestines
Definition
chemical break down of all macromolcules and obsoption
Term
stomach
Definition
physical and chemical breakdown of food
Term
pancreas
Definition
digestive enzymes into the duodenum to digest (all 3 nutrients)
Term
gall bladder
Definition
stores bile which breaks down lipids
Term
liver
Definition
produces bile and converts nutrients from intestines for storage (glucose glycogen balance, breaksdown complex olecules, stores bile into gall bladder)
Term
large intestine
Definition
H2O absoption and molecules
Term
Crop
Definition
used by birds for food storage
Term
Gizzard
Definition
crocs and birds for physical grinding
Term
Rumen
Definition
forgut fermentation (before the stomach)
Term
Cecum
Definition
Hindgut fermentation (like appendix. Used for bacteria to ferment plant matter.)
Term
Describe remenation
Definition
Step 1 chewing/swalloing,
Step 2 Fermentation in rumen
Step 3 Regurgitate
Step 4 Rechew cud
Step 5 Repeat steps 1-4 about 50 times. pH is not different so no reflux issues
Step 6 Move to reticulum omasum and to the abomasum
7. Cellulose products and other molecules are absorbed in small intestine
Term
Hindgut fermentation
Definition
normal digestion up to small intestine
Cellulose is digested and absorbed in ceca by microorganisms
Eat the crap
Term
Cecum
Definition
Beginning of large intestine
Term
Rugae
Definition
Fold in the stomach that allows stomach
Term
coprophagy
Definition
eating feces
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