Question 1

The chemical reaction sucrose + H2O $\rarr$ fructose + glucose is an example of a ___________ reaction.

Accepted Answer

A)  hydrolysis 
B)  synthetic 
C)  hormonal 
D)  carboxylase 
A)  hydrolysis 
B)  synthetic 
C)  hormonal 
D)  carboxylase A

Question 2

The secretions of the gallbladder,liver,and pancreas enter the

Accepted Answer

A)  ileum, by way of a common duct. 
B)  duodenum, by way of the sphincter of Oddi. 
C)  stomach, by way of a common duct. 
D)  jejunum, by way of the sphincter of Oddi. 
A)  ileum, by way of a common duct. 
B)  duodenum, by way of the sphincter of Oddi. 
C)  stomach, by way of a common duct. 
D)  jejunum, by way of the sphincter of Oddi. B

Question 3

Which of the following is NOT true about inflammatory bowel disease (IBD)?

Accepted Answer

A)  The most common types are ulcerative colitis and Crohn's disease. 
B)  It can cause inflammation and ulceration throughout the gastrointestinal tract. 
C)  IBD is caused by a reaction to proteins in foods. 
D)  Nutritional problems related to IBD include anemia, osteoporosis and poor growth (in children). 
A)  The most common types are ulcerative colitis and Crohn's disease. 
B)  It can cause inflammation and ulceration throughout the gastrointestinal tract. 
C)  IBD is caused by a reaction to proteins in foods. 
D)  Nutritional problems related to IBD include anemia, osteoporosis and poor growth (in children). C

Question 4

Which of the following is NOT an appropriate recommendation for treatment of peptic ulcer disease?

Accepted Answer

A)  Limit heavy use of aspirin and other NSAID medications. 
B)  Consume a bland diet with only easily digested foods. 
C)  Treat with an antibiotic under the care of a physician. 
D)  Stop smoking and limit alcohol intake. 
A)  Limit heavy use of aspirin and other NSAID medications. 
B)  Consume a bland diet with only easily digested foods. 
C)  Treat with an antibiotic under the care of a physician. 
D)  Stop smoking and limit alcohol intake.

Question 5

The bacteria that usually inhabit the large intestine are prevented from backing up into the ileum by the action of the

Accepted Answer

A)  sphincter of Oddi. 
B)  ileocecal sphincter. 
C)  pyloric sphincter. 
D)  rectal sphincter. 
A)  sphincter of Oddi. 
B)  ileocecal sphincter. 
C)  pyloric sphincter. 
D)  rectal sphincter.

Question 6

Amino acids and glucose enter cells by

Accepted Answer

A)  active transport. 
B)  passive diffusion. 
C)  facilitated diffusion. 
D)  endocytosis. 
A)  active transport. 
B)  passive diffusion. 
C)  facilitated diffusion. 
D)  endocytosis.

Question 7

Saliva contains

Accepted Answer

A)  an amylase. 
B)  mucus. 
C)  intrinsic factor. 
D)  an amylase and mucus. 
A)  an amylase. 
B)  mucus. 
C)  intrinsic factor. 
D)  an amylase and mucus.

Question 8

Bile is formed in the ___________ and stored in the ___________.

Accepted Answer

A)  stomach; pancreas 
B)  duodenum; kidney 
C)  liver; gallbladder 
D)  gallbladder; liver 
A)  stomach; pancreas 
B)  duodenum; kidney 
C)  liver; gallbladder 
D)  gallbladder; liver

Question 9

Water-soluble nutrients enter into the body by way of

Accepted Answer

A)  the blood. 
B)  the lymph system. 
C)  both the blood and the lymph system. 
D)  neither the blood nor the lymph system. 
A)  the blood. 
B)  the lymph system. 
C)  both the blood and the lymph system. 
D)  neither the blood nor the lymph system.

Question 10

Oral rehydration therapy,used to treat diarrhea in infants and children,consists of a solution of

Accepted Answer

A)  protein in water. 
B)  antibiotics in water. 
C)  sodium, potassium, chloride, and glucose in water. 
D)  vitamins in water. 
A)  protein in water. 
B)  antibiotics in water. 
C)  sodium, potassium, chloride, and glucose in water. 
D)  vitamins in water.

Question 11

An example of a prebiotic is

Accepted Answer

A)  a food that contains a naturally occurring antibiotic. 
B)  cheese, because of its short-chain fatty acid content. 
C)  any food that contains organic acids and short-chain fatty acids. 
D)  inulin, a poorly-digested carbohydrate found in foods such as onions, garlic, and asparagus. 
A)  a food that contains a naturally occurring antibiotic. 
B)  cheese, because of its short-chain fatty acid content. 
C)  any food that contains organic acids and short-chain fatty acids. 
D)  inulin, a poorly-digested carbohydrate found in foods such as onions, garlic, and asparagus.

Question 12

At the beginning of a meal,the hormone _______ is secreted from the stomach; this hormone controls the release of _______.

Accepted Answer

A)  pepsinogen; pepsin 
B)  gastrin; HCl 
C)  bile; lipase 
D)  cholecystokinin; pancreatic enzymes 
A)  pepsinogen; pepsin 
B)  gastrin; HCl 
C)  bile; lipase 
D)  cholecystokinin; pancreatic enzymes

Question 13

Which of the following digestive disorders is caused by the bacterium Helicobacter pylori?

Accepted Answer

A)  flatulence 
B)  constipation 
C)  diarrhea 
D)  peptic ulcer 
A)  flatulence 
B)  constipation 
C)  diarrhea 
D)  peptic ulcer

Question 14

In celiac disease,the protein gluten damages the intestinal villi.Describe why this damage often results in significant malabsorption and malnutrition.

Accepted Answer

When the protein gluten damages the inte

Question 15

The sphincter that allows chyme to pass into the small intestine is known as the

Accepted Answer

A)  lower esophageal sphincter. 
B)  sphincter of Oddi. 
C)  pyloric sphincter. 
D)  ileocecal sphincter. 
A)  lower esophageal sphincter. 
B)  sphincter of Oddi. 
C)  pyloric sphincter. 
D)  ileocecal sphincter.

Question 16

A main cause of intestinal gas formation is

Accepted Answer

A)  a lack of bacteria in the large intestine. 
B)  the breakdown of undigested carbohydrates by bacteria in the large intestine. 
C)  insufficient bile production for fat digestion and absorption. 
D)  All of these choices are correct. 
A)  a lack of bacteria in the large intestine. 
B)  the breakdown of undigested carbohydrates by bacteria in the large intestine. 
C)  insufficient bile production for fat digestion and absorption. 
D)  All of these choices are correct.

Question 17

The hepatic portal system delivers nutrients from the digestive tract to the

Accepted Answer

A)  heart. 
B)  liver. 
C)  kidneys. 
D)  lungs. 
A)  heart. 
B)  liver. 
C)  kidneys. 
D)  lungs.

Question 18

Describe the major function of each organ used in the digestive process.

Accepted Answer

The major organs involved in the digesti

Question 19

Which of the following is NOT an enzyme?

Accepted Answer

A)  Sucrase 
B)  Bile 
C)  Pepsin 
D)  Lipase 
A)  Sucrase 
B)  Bile 
C)  Pepsin 
D)  Lipase

Question 20

Functions of the large intestine include

Accepted Answer

A)  housing bacterial flora that keep the GI tract healthy. 
B)  absorption of water and electrolytes, especially sodium and potassium. 
C)  the defecation of feces. 
D)  All of these responses are correct. 
A)  housing bacterial flora that keep the GI tract healthy. 
B)  absorption of water and electrolytes, especially sodium and potassium. 
C)  the defecation of feces. 
D)  All of these responses are correct.

The chemical reaction sucrose + H₂O $\rarr$ fructose + glucose is an example of a ___________ reaction.

The secretions of the gallbladder,liver,and pancreas enter the

Which of the following is NOT true about inflammatory bowel disease (IBD)?

Which of the following is NOT an appropriate recommendation for treatment of peptic ulcer disease?

The bacteria that usually inhabit the large intestine are prevented from backing up into the ileum by the action of the

Amino acids and glucose enter cells by

Saliva contains

Bile is formed in the _ and stored in the _.

Water-soluble nutrients enter into the body by way of

Oral rehydration therapy,used to treat diarrhea in infants and children,consists of a solution of

An example of a prebiotic is

At the beginning of a meal,the hormone _ is secreted from the stomach; this hormone controls the release of _.

Which of the following digestive disorders is caused by the bacterium Helicobacter pylori?

In celiac disease,the protein gluten damages the intestinal villi.Describe why this damage often results in significant malabsorption and malnutrition.

The sphincter that allows chyme to pass into the small intestine is known as the

A main cause of intestinal gas formation is

The hepatic portal system delivers nutrients from the digestive tract to the

Describe the major function of each organ used in the digestive process.

Which of the following is NOT an enzyme?

Functions of the large intestine include

The Science of Nutrition

Tools of a Healthy Diet

The Food Supply

Carbohydrates

Lipids

Protein

Alcohol

Energy Metabolism

Energy Balance,weight Control, Eating Disorders

Nutrition, exercise, and Sports

Fat-Soluble Vitamins

Water-Soluble Vitamins

Water and Major Minerals

Trace Minerals

Nutritional Aspects of Pregnancy and Breastfeeding

Nutrition During the Growing Years

Nutrition Throughout Adulthood

Filters

Exam 4: Human Digestion and Absorption

The chemical reaction sucrose + H2O →\rarr→ fructose + glucose is an example of a ___________ reaction.

The secretions of the gallbladder,liver,and pancreas enter the

Which of the following is NOT true about inflammatory bowel disease (IBD)?

Which of the following is NOT an appropriate recommendation for treatment of peptic ulcer disease?

The bacteria that usually inhabit the large intestine are prevented from backing up into the ileum by the action of the

Amino acids and glucose enter cells by

Saliva contains

Bile is formed in the ___________ and stored in the ___________.

Water-soluble nutrients enter into the body by way of

Oral rehydration therapy,used to treat diarrhea in infants and children,consists of a solution of

An example of a prebiotic is

At the beginning of a meal,the hormone _______ is secreted from the stomach; this hormone controls the release of _______.

Which of the following digestive disorders is caused by the bacterium Helicobacter pylori?

In celiac disease,the protein gluten damages the intestinal villi.Describe why this damage often results in significant malabsorption and malnutrition.

The sphincter that allows chyme to pass into the small intestine is known as the

A main cause of intestinal gas formation is

The hepatic portal system delivers nutrients from the digestive tract to the

Describe the major function of each organ used in the digestive process.

Which of the following is NOT an enzyme?

Functions of the large intestine include

The Science of Nutrition

Tools of a Healthy Diet

The Food Supply

Carbohydrates

Lipids

Protein

Alcohol

Energy Metabolism

Energy Balance,weight Control, Eating Disorders

Nutrition, exercise, and Sports

Fat-Soluble Vitamins

Water-Soluble Vitamins

Water and Major Minerals

Trace Minerals

Nutritional Aspects of Pregnancy and Breastfeeding

Nutrition During the Growing Years

Nutrition Throughout Adulthood

Filters

The chemical reaction sucrose + H₂O $\rarr$ fructose + glucose is an example of a ___________ reaction.

Bile is formed in the _ and stored in the _.

At the beginning of a meal,the hormone _ is secreted from the stomach; this hormone controls the release of _.