PUBH 1517 Basic Nutrition - Chapter 6 Questions

PUBH 1517 Basic Nutrition - Chapter 6 Questions - Which of...

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1 Which of these is an amino group? a. COOH b. SH c. PO 4 2- d. NH 2 e. OH status: not answered () correct: d your answer: 2 What is the specific name given to the bond that joins the amino acids of a protein chain? a. hydrophobic bond b. hydrophilic bond c. hydrogen bond d. ionic bond e. peptide bond status: not answered () correct: e your answer: 3 A nonessential amino acid is one which ________. a. is (always) required in the diet b. the body does not use c. is (usually) not required in the diet d. is found in all foods e. does not contain nitrogen status: not answered () correct: c your answer: 4 There are ________ different essential amino acids. a. 9 b. 2 c. 20 d. 5 e. 12 status: not answered () correct: a
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5 A long chain of amino acids forms a(n) ________. a. triglyceride b. polypeptide c. sterol d. tripeptide e. carbohydrate status: not answered () correct: b your answer: 6 Why would a lack of stomach acid have an adverse impact on protein digestion? a. Stomach acid both denatures dietary protein and converts pepsinogen into its active form. b. Stomach acid stimulates the secretion of pepsin. c. HCl breaks the peptide bonds of dietary protein. d. The acidity of chyme is required for the activation of intestinal proteases. e. HCl activates the protease secreted by the salivary glands. status: not answered () correct: a your answer: 7 What would be a consequence of a lack of pancreatic and intestinal proteases? a. The small intestine would be unable to hydrolyze large polypeptides into small polypeptides. b. Pepsinogen could not be converted into pepsin, thus inhibiting the hydrolysis of large polypeptides. c. The small intestine would be unable to hydrolyze small polypeptides into shorter peptide chains. d. The small intestine would be unable to hydrolyze tripeptides and dipeptides into their component amino acids. e. Peptidases would not be converted into their proenzyme form thereby inhibiting the hydrolysis of dipeptides and tripeptides. status: not answered () correct: c your answer: 8 Why are amino acids absorbed into blood capillaries? a. Amino acids are water-soluble and water-soluble nutrients are absorbed into blood capillaries. b.
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This note was uploaded on 11/21/2011 for the course PUBH 1517 taught by Professor Paula.goldberg during the Winter '11 term at Life Chiropractic College West.

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PUBH 1517 Basic Nutrition - Chapter 6 Questions - Which of...

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