Term
| The material leaving the omasum is ___ % drier than the material entering it |
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Definition
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Term
| What do parietal cells secrete? |
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Definition
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Term
| What do chief cells secrete? |
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Definition
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Term
| What do surface epithelial cells secrete? |
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Definition
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Term
| Why is it more desirable to feed horses smaller portions at one time but provide more frequent feeding? |
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Definition
| Because their stomach is smaller in proportion to their body compared to other species. Less muscular activity in stomach compared to other species, has tendency to cause digestive disorders. |
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Term
| What are the 4 basic layers of the GI tract? |
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Definition
1) Mucosa
2) Submucosa
3) Muscularis Externa
4) Serosa |
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Term
| Where will you find the lamina propria? |
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Definition
| Above the muscularis mucosae |
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Term
| What kind of cells do you find on a villus |
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Definition
| Absorptive and goblet cells |
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Term
| What kind of cells do you find in the crypts of the lumen? |
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Definition
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Term
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Definition
| Dense connective tissue containing blood and lymphatic vessels, lymph nodules, and nerve fibers. |
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Term
| What is the muscularis externa responsible for? |
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Definition
| Muscle contractions that produce segmentation and peristalsis. |
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Term
| What is the serosa made out of? |
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Definition
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Term
| What does the Brunner's gland do? |
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Definition
| Buffers the pH coming from the stomach |
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Term
| Where will you find the Peyer's patches? |
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Definition
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Term
| What are the 3 parts of the small intestine? |
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Definition
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Term
| What are the 3 parts of the large intestine? |
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Definition
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Term
| what are the parts of the large intestine in horses? |
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Definition
| cecum, large colon, small colon, rectum |
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Term
| The large intestine makes up __% of digestive tract in horses |
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Definition
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Term
| Why is it that horses can use large amounts of roughage? |
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Definition
| Because the the presence of bacteria in the cecum and colon |
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Term
| Which cells are in the proventriculus? |
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Definition
Chief cells: secrete HCl and pepsinogen
Mucus cells: secretes mucus |
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Term
| What kind of loop does the small intestine have in avians? |
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Definition
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Term
| Which are the 6 pancreatic secretions? |
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Definition
1) Trypsinogen
2) Chymotrypsinogen
3) Elastase
4) Carboxypeptidase
5) Lipase
6) Amylase |
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Term
| what's the function Kupffer cells? |
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Definition
| They have an immunological function (macrophages of liver) |
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Term
| What are the functions of the liver? |
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Definition
1) protein production
2) Energy metabolism
3) Vitamin & mineral storage
4) Detoxification |
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