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Related Flashcards
Cards In This Set
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When you digest food the pH of the stomach...
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Decreases
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One of the benefits of a low pH (1-2) in the stomach is...
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Protein denaturation
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What are two major electrolytes in the saliva?
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Potassium & bicarbonate
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One of the primary enzymes responsible for the pathology of LPR and GERD...
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Activated pepsin
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What is the active ingredient in the milk of magnesia?
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Mahnesium hydroxide
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A molecular signal that stimulates the production of gastric acid
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Histamine
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The increase in blood pH following a meal is called...
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Alkaline tide
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The histamine receptor subtype most closely associated with heartburn
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H2
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Cations commonly used to treat heartburn include..
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Calcium, magnesium and aluminum
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A cation in preperations used to treat heartburn that coat anf protect the stomach and also act to kill H. pylori?
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Bismuth
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One function of the stomach acid is to denature ________ in order to facilitate _______
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Protein, proteolysis
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An increase in the pH of _______ accompanies the digestion of food
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Blood
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A commonly used component of antacids that also kills H. pylori
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Bismuth
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The primary cellular location of H2 receptors is...
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Parietal and vascular smooth muscle cells
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Under what conditions is pepsin irriversibly inactivated?
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PH of 8 and above
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