MCH - 1,1 A gastrointestinal secretion has the following...

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Unformatted text preview: 1,1. A gastrointestinal secretion has the following fluid composition: / Basic (pH > 7.0). Amylase present Elevated concentrations of b1carbonate and potassium. Mucin present t Most likely this fluid has been secreted into which location? ;? oral cavity . esophagus C. stomach . D. small intestine E large intestine _ 12. How does the digestion and absorption of triglycerides differ fi'om that of complex carbohydrates? A. digestion and absorption of triglycerides does not require any digestive y enzymes, whereas digestion and absorption of carbohydrates does. B. triglyceride absorption occurs in the stomach, Whereas carbohydrates are absorbed from the small intestine. V/ C. carbohydrates need to be emulsified before they can be digested, whereas 'th triglycerides do not. Vi. absorbed triglycerides enter the lymphatic system, whereas carbohydrates .33 I directly enter the blood. 13. Which of the following enzymes is CORRECTLY matched with its catalytic activity? Enzyme Activity A. lingual lipase Polysaccharides to disaccharides ti B. lactase Dipeptides to amino acids $. pepsin Proteins to peptides ’ D. pancreatic amylase Triglycerides to monoglycerides X‘ E. brush border peptidases Disaccharides to monosaccharides 3‘ 14. The digestive function of bile salts is: emulsification chemical hydrolysis of molecules in the bulk solution (intestinal lumen) chemical hydrolysis of molecules at the intestinal surface (brush border) buffering of the luminal fluids some EXAM 3 PGY 451551, version 1 4/7 Fall 2007 ...
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