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what are the 2 components of the serosa?
- 1.connective tissue layer
- 2.peritoneum
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muscularis is composed of wich 2 layers?
- 1.circular muscle layer
- 2.longitudinal muscle layer
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submucosa is composed of?
hint 2 components.
- 1.gland in submucosa
- 2.duct form gland
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Mucosa is composed of:
hint 3 components
- 1.Mucous epithelium
- 2.Lamina Propria
- 3.Muscularis mucosae
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wall of the GI tract is composed of wich layers?
hint: 4 layers
- 1.Serosa
- 2.submucosa
- 3. mucosa
- 4. muscularis
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Name the 4 sphincters in the digestive system?
which valve connects the ilium and the secum?
- 1. upper esophageal sphincter.
- 2. Lower esophageal sphincter
- 3. pyloric sphincter.
- 4. iliosecum valve
- 5. external rectal sphincter.
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1. what 3 glands are located in your mouth and used for digestion and what do each one of them secrete?
- a. parotid gland. 1. saliva
- b. submandibular gland. 1. saliva 2. mucous.
- c. Sublingual gland. 1. mucous
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a.where does digestion begin?
b.what enzymes are used for digestion?
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What is the function of the rectum.?
stores and expels feces
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What substances are absorbed in the Colon.
Hint: 5 substances
- 1. Na, K
- 2. Acids and bases
- 3. H2O
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What are the substances absorbed in the small intestine?
Hint: 14 substances
- 1. Ca, Mg, Fe
- 2. Glucose
- 3. Fat-soluble vitamins
- 4. Water-soluble vitamins
- 5. Amino acids
- 6. alcohol 80%
- 7. Fats
- 8. Na, K
- 9. H2O
- 10. Vitamin B12
- 11. Bile
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What substances does the stomach absorb?
- 1. alchohol 20%
- 2. aspirin
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what are the 4 absorbtion sites in the digestive system.
- 1. Stomach
- 2. Small intestine
- 3. Colon
- 4. Rectum
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Aspirin and 20% of alcohol are absorbed in the stomach while acid/bases, electrolytes and water are absorbed in...
1. the large intestine..
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The four functions of the digestive system are
- 1. digestions
- 2. motility
- 3. secretion
- 4. absorption
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Bile is produced in the ?.
Liver.
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The greater duodenal papilla delivers materials
to the lumen of the small intestine from the ? and the ?.
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The three portions of the small intestines are the ? - ? and the ?..
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The folds in the stomach that allow for expansion when eating are called ?.
Rugae.
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The are the teeth used for ripping and and tearing.
canines
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The gland located in the upper cheek region is
known as the ? gland and it produces ?.
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Of the four layers of the wall of the gastrointestinal tract, the the one that surrounds the mucosa and houses glands.
-Submucosa
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