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16 Cards in this Set
- Front
- Back
Digestive tract |
1) ingestion 2)mechanical processing 3) digestion 4) secretion 5) absorption 6) elimination These are all major functions of what tract? |
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Peristalsis |
_____ is wave like contractions that propel digestive contents through the tract. |
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Segmentation |
_____ are churning contractions that mix the digestive contents |
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Carbohydrate; monosaccharide, disaccharide |
Polysaccharide* is a complex sugar (animal=glycogen, plant =starch, amylose) what breaks down the polysaccharide? |
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Lipids; lipases, fatty acids, glycerol |
Triglycerides. What breaks them down? |
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Proteins; protenges and peptidases |
Polypeptides* what breaks them down? |
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Nucleic acids; 5 carbon sugar and nucleases |
Polynucleotides* what breaks them down? |
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Ingestion, mechanical processing and digestion |
What functions does the buccal cavity do? |
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Secretion |
Why function does saliva do? |
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Mechanical processing, digestion and secretion |
What functions does the stomach do? |
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Digestion, secretion, absorption |
What functions does the duodenum do? |
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Absorption |
What function does the colon do? |
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Lamina propria |
This is loose connective tissue that lies just deep to the digestive epithelium and contains numerous blood vessels, nerves, and lymph vessels |
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Muscularis mucosa |
This is a double layer of smooth muscle that can cause folds in the mucosa. Muscularis interna |
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Serosa |
This is an outer layer of connective tissue that forms the visceral peritoneum. |
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Submucosa |
Contains submucosal plexus, is dense connective tissue that contains larger blood vessels, nerves, and lymph vessels. |