EBK HUMAN BIOLOGY
8th Edition
ISBN: 8220102019683
Author: Johnson
Publisher: PEARSON
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Textbook Question
Chapter 14, Problem 8TY
What do the enzymes pepsin, chymotrypsin, trypsin, and carboxypeptidase have in common?
a. They are secreted and active within the stomach.
b. They are pancreatic enzymes.
c. They are secreted and active within the small intestine.
d. They are enzymes that participate in protein digestion.
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What do the enzymes pepsin, chymotrypsin, trypsin, and carboxypeptidase have in common?a. They are secreted and active within the stomach.b. They are pancreatic enzymes.c. They are secreted and active within the small intestine.d. They are enzymes that participate in protein digestion
Which of the following statements regarding protein digestion is incorrect?
A.
The intestinal enzymes trypsin and chymotrypsin continue the chemical breakdown of polypeptides into oligopeptides.
B.
Chemical digestion of proteins is initiated in the stomach through the action of the enzyme pepsin.
C.
Mechanical digestion of proteins starts in the mouth through chewing.
D.
Di- and tripeptides enter the intestinal cells where they are broken down by peptidases into individual amino acids.
Which of the following is true about carbohydrate digestion?
A.
Cellulose and lignin found in plants are totally indigestible even with intestinal bacteria.
B.
The acidity of the stomach prevents chemical digestion of carbohydrates.
C.
Dextrin and maltose are the products of chemical digestion of starch by pancreatic amylase.
D.
Disaccharidases produced from the pancreas breaks down oligosaccharides in the intestines.
Chapter 14 Solutions
EBK HUMAN BIOLOGY
Ch. 14 - Do you buy organic foods or conventional foods...Ch. 14 - If you were concerned about the possible harm...Ch. 14 - Describe the organs of the GI tract including the...Ch. 14 - Prob. 2CRCh. 14 - Prob. 3CRCh. 14 - Prob. 4CRCh. 14 - Indicate how many teeth adult humans have.Ch. 14 - Prob. 6CRCh. 14 - Prob. 7CRCh. 14 - Rank the major nutrient groups (carbohydrates,...
Ch. 14 - Prob. 9CRCh. 14 - Prob. 10CRCh. 14 - Which of the GI tract tissue layers is most...Ch. 14 - All of the following are secreted into the lumen...Ch. 14 - All of the following are found in saliva except:...Ch. 14 - Which of the following might be true of an...Ch. 14 -
5. Which of the following nutrients are digested...Ch. 14 - The region of the digestive tract most responsible...Ch. 14 -
7. Which of the following lists structures in...Ch. 14 -
8. What do the enzymes pepsin, chymotrypsin,...Ch. 14 -
9. Once nutrients are absorbed into the...Ch. 14 - Prob. 10TYCh. 14 - Prob. 11TYCh. 14 - Prob. 12TYCh. 14 - Prob. 13TYCh. 14 - Prob. 14TYCh. 14 - Which of the following is associated with celiac...Ch. 14 - Prob. 1AWKCh. 14 - Prob. 2AWKCh. 14 - Prob. 3AWKCh. 14 - Prob. 4AWKCh. 14 - Prob. 5AWKCh. 14 - Prob. 6AWKCh. 14 - Prob. 7AWK
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