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The digestive system performs the mechanical and chemical breakdown of ingested foods.
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TRUE
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Teeth are an accessory organ of the digestive system.
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TRUE
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Saliva has an enzyme that begins to break down fats in the mouth.
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FALSE
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Teeth are essential to digestion because the break down food into small, more easily digested pieces.
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TRUE
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The portion of the stomach that connects to the small intestine is the pylorus.
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TRUE
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The oral palate's main function is to
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Seperate the oral and nasal cavities
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The epiglottis
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Covers the airway
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The stomach is able to absorb
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Alcohol
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The gallbladder
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Releases bile in response to the hormone cholecystokinin.
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You will instruct your patients who are at risk for cirrhosis of the liver that they can reduce the risk by
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Avoiding the use of alcohol.
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A patient reports several episodes of diarrhea. What would you review with her to try to prevent diarrhea in the future?
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Food handling practices.
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A patient tell you about taking what seems like a large dose of acetaminophen. You will respond by
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Explaining that too much acetaminophen could damage his liver.
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Which layer of the wall of the alimentary canal contracts to move materials through the canal?
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Muscular layer
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Which of the following layers of the alimentary canal wall has blood vessels that carry nutrients away?
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Submucosa
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Also known as the visceral peritoneum, the _____ of the alimentary canal wall secrets serous fluid to keep other organs from sticking to the structures of the alimentary canal.
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Serosa
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