Digestive Anatomy
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4 terms
Terms | Definitions |
|---|---|
 Ruminants Foregut fermentors | (cows, sheep, goats) ruman: bacteria & protezoa break down plant material rectiulum: tripe lining; initiates mixing activity of ruman; ermentation omasum: absorption area; many folds; removes water from mixture abomasum: "true stomach" most of digestion is completed |
| Hindgut Fermentors | (horse, rabbit) cannot vomit has "true stomach" cecum: at junction of sm & lrg intestines; houses micro-organisms that digest fibrous material |
| Monogastric Digestive System | (human, cat, dog) one ONE "true stomach" mouth: breaks down carbs by enzyme amylase stomach: secretes HCL and pepsin to digest proteins small intestine: absorption at end of digestion; breaks down fats, proteins, & carbs large intestine: water absorption; no digestive juice secreted |
| Avian Digestion | (chickens, turkey) lack teeth crop: enlargement of esophagus; food storage and moistening proventriculus: "true stomach" or glandular stomach; secretes gastric juices to break down food gizzard: muscular stomach; mechanical break down of feed ceca: 2 present; some bacteria are found but little digestion occurs |
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