ABDOMINAL
GASTROINTESTINAL
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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mucus
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water
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digestive enzymes
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hormones
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Detailed explanation-1: -The secretion that lubricates the food so it moves easily through the digestive tract and also protects the epithelium is called what? This is called mucus. What is absorbed in the GI tract without being digested? This happens with vitamins.
Detailed explanation-2: -Gastric mucus is a glycoprotein that serves two purposes: the lubrication of food masses in order to facilitate movement within the stomach and the formation of a protective layer over the lining epithelium of the stomach cavity.
Detailed explanation-3: -Goblet cells are a specialized type of epithelial cell that secrete mucins (any of the class of glycoproteins found in mucus e.g. saliva, gastric juice, secreted by mucous membranes) which are significant components of mucus.