Human Biology: Concepts and Current Issues (8th Edition)
8th Edition
ISBN: 9780134042435
Author: Michael D. Johnson
Publisher: PEARSON
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Textbook Question
Chapter 14, Problem 3TY
All of the following are found in saliva except:
a. mucin
b. salivary amylase
c. pepsin
d. bicarbonate
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Which of the following is (are) a function(s) of saliva?
A.
providing antibacterial action
B.
increasing the pH of the mouth cavity
C.
providing amylase for starch digestion
D.
providing lubrication for the mouth and esophagus
E.
All of the above answer choices correctly answer the question.
4.
a)If you keep a cracker in your mouth for a few minutes, it will become noticeably sweeter. Why does this happen?
b)Why are aspirin and alcohol dangerous to the stomach?
34) Bile….which one of the following is clearly incorrect? a. initiates emulsification of lipids b. contains bicarbonate c. is produced in the liver and pancreas d. is stored in the gall bladder e. despite acting as a detergent, it’s primary component is water
Chapter 14 Solutions
Human Biology: Concepts and Current Issues (8th Edition)
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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- Define the following terms: a. cholecystitis b. HMGR c. SCAP d. statins e. SREarrow_forwardWhich of the following is NOT an enzyme secreted into the small intestine as an aid to chemical digestion: A) Bile B) Lipase D) Amylasearrow_forwardMayonnaise is made by the: a. denaturation of egg white albumen protein at low pH b. emulsification of oil that is incorporated into micelles formed by egg yolk lecithin c. hydrolysis of triglycerides into mono- and di-glycerides d. dehydration of water from the oil to prevent growth of Salmonella enterica and similar food-borne pathogens e. emulsification of egg white albumen using airarrow_forward
- Bile Salts are: a. a mixture of amphipathic molecules which emulsify fatty acids in the small intestine b. enzymes present in saliva that digest proteins into amino acids c. made by the liver and secreted from the gall bladder into the duodenum d. enzymes that digest “dietary fiber” (cellulose) in the esophagus e. enzymes present in saliva that make bread taste sweet after chewingarrow_forwardwhich of the following is a byproduct of heme extreted in the feces a. urobilin b. biliverdin C. stercobilin d. bilirubinarrow_forwardWhich of the following is/are (a) product(s) of the digestion of starch after the release of the pancreatic enzymes into the small intestine? A. lactose B. maltotriose C. α-dextrin D. limit dextrinarrow_forward
- What characteristic does an antacid have that gives it the ability to relieve an acidic stomach A.acidic b.basic c.neutral d.dilutearrow_forwardWhich of the following answer choices is true of bile salts? Select one: a. They increase efficiency of pepsin action b. They are synthesized in the pancreas c. They are a normal part of secretions in the monogastric stomach d. They emulsify fat in the duodenum e. They function as digestive enzymesarrow_forwardWhich of the following words is missing in the following sentence: If you suck on a piece of bread, it will start to taste sweet after a while. This is because saliva contains the degrading enzyme ____________ which breaks down starch into ___________________. a) amylase; glucose b) amylase; maltos c) pepsin; maltos d) maltas; glucosearrow_forward
- Before the hydrolysis of triglycerides can occur in digestion, they must first be emulsified by A. Bile salts B. Lipase C. Lipid hydrolase D. Gastric lipasearrow_forwardwhich of the following is true of bile? a. needed in the small intestine for the digestion of fats b. needed in the small intestine for the emulsification of fats c. synthesized by the gall bladder d. it converts inactive pancreatic enzymes to an active formarrow_forwardwhich substance bring excess lipoprotein in the bloodstream back to the liver? a) high density lipoproteins b)low density lipoproteins c)very low density lipoproteins both b and c all of the abovearrow_forward
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