Question 1

Which part of the GI tract contains highly acidic digestive juices?

Accepted Answer

A) Colon 
B) Ileum 
C) Stomach 
D) Duodenum 
A) Colon 
B) Ileum 
C) Stomach 
D) Duodenum

Question 2

In general,which of the following is associated with the fewest adverse effects from the treatment of constipation in adults?

Accepted Answer

A) Taking an enema 
B) Taking a laxative 
C) Ingestion of prunes 
D) Ingestion of mineral oil 
A) Taking an enema 
B) Taking a laxative 
C) Ingestion of prunes 
D) Ingestion of mineral oil

Question 3

What is the general composition of lymph?

Accepted Answer

A) A light-red fluid that stores fat-soluble vitamins 
B) A transparent yellowish fluid that contains no red blood cells or platelets 
C) A white fluid that contains probiotics and appears at the site of infections 
D) A greenish fluid that contains abundant platelets and water-soluble vitamins 
A) A light-red fluid that stores fat-soluble vitamins 
B) A transparent yellowish fluid that contains no red blood cells or platelets 
C) A white fluid that contains probiotics and appears at the site of infections 
D) A greenish fluid that contains abundant platelets and water-soluble vitamins

Question 4

What is one function of the pyloric sphincter?

Accepted Answer

A) Secretes acid into the stomach 
B) Secretes hormones into the stomach 
C) Prevents the contents of the small intestine from backing up into the stomach 
D) Prevents the contents of the small intestine from emptying too quickly into the colon 
A) Secretes acid into the stomach 
B) Secretes hormones into the stomach 
C) Prevents the contents of the small intestine from backing up into the stomach 
D) Prevents the contents of the small intestine from emptying too quickly into the colon

Question 5

Which of the following substances functions to control the release of hydrochloric acid to prevent excessive acidity?

Accepted Answer

A) Fiber 
B) Gastrin 
C) Secretin 
D) Bicarbonate 
A) Fiber 
B) Gastrin 
C) Secretin 
D) Bicarbonate

Question 6

Which of the following products of digestion is NOT normally released directly into the bloodstream?

Accepted Answer

A) Fats 
B) Minerals 
C) Vitamin C 
D) Carbohydrates 
A) Fats 
B) Minerals 
C) Vitamin C 
D) Carbohydrates

Question 7

Which of the following is a function of the intestinal microvilli?

Accepted Answer

A) Secretion of bile salts 
B) Secretion of digestive acid 
C) Transport of nutrient molecules 
D) Transport of pancreatic enzymes 
A) Secretion of bile salts 
B) Secretion of digestive acid 
C) Transport of nutrient molecules 
D) Transport of pancreatic enzymes

Question 8

Jim went for his annual medical check-up and was diagnosed with heartburn.Which of the following actions is most likely causing Jim's condition?

Accepted Answer

A) Inhibition of peristalsis 
B) Overactive cardiac sphincter activity 
C) Overactive pyloric sphincter activity 
D) Defective lower esophageal sphincter activity 
A) Inhibition of peristalsis 
B) Overactive cardiac sphincter activity 
C) Overactive pyloric sphincter activity 
D) Defective lower esophageal sphincter activity

Question 9

Jenny has just has undergone a cholecystectomy.After recovery,Jenny will no longer

Accepted Answer

A) be able to manufacture bile. 
B) have an extra reservoir for bile. 
C) be able to digest carbohydrates. 
D) have an extra reservoir for pancreatic juices. 
A) be able to manufacture bile. 
B) have an extra reservoir for bile. 
C) be able to digest carbohydrates. 
D) have an extra reservoir for pancreatic juices.

Question 10

Which of the following is a characteristic of pancreatic digestive enzyme function?

Accepted Answer

A) The major hormone controlling the release of pancreatic enzymes is gastrin 
B) The release of pancreatic enzymes is controlled primarily by a pancreatic sphincter 
C) The pancreas can increase the activity of fat-degrading enzymes in response to more fat in the diet 
D) In general,the amounts of digestive enzymes secreted by the pancreas remain constant over a wide range of nutrient intakes 
A) The major hormone controlling the release of pancreatic enzymes is gastrin 
B) The release of pancreatic enzymes is controlled primarily by a pancreatic sphincter 
C) The pancreas can increase the activity of fat-degrading enzymes in response to more fat in the diet 
D) In general,the amounts of digestive enzymes secreted by the pancreas remain constant over a wide range of nutrient intakes

Question 11

Which of the following is a function of sphincter muscles?

Accepted Answer

A) Control peristalsis 
B) Grind large food particles 
C) Secrete digestive juices into the GI tract 
D) Control the passage of food through the GI tract 
A) Control peristalsis 
B) Grind large food particles 
C) Secrete digestive juices into the GI tract 
D) Control the passage of food through the GI tract

Question 12

What structure controls the passage of material from the small intestine to the large intestine?

Accepted Answer

A) Pyloric valve 
B) Ileocecal valve 
C) Colonic sphincter 
D) Jejunal sphincter 
A) Pyloric valve 
B) Ileocecal valve 
C) Colonic sphincter 
D) Jejunal sphincter

Question 13

The presence of fat in the intestines stimulates cells of the intestinal wall to release

Accepted Answer

A) lipase. 
B) gastrin. 
C) secretin. 
D) cholecystokinin. 
A) lipase. 
B) gastrin. 
C) secretin. 
D) cholecystokinin.

Question 14

What structure separates the colon from the small intestine?

Accepted Answer

A) Pylorus 
B) Ileocecal valve 
C) Gastric retainer 
D) Rectal sphincter 
A) Pylorus 
B) Ileocecal valve 
C) Gastric retainer 
D) Rectal sphincter

Question 15

What substance controls the release of bile into the small intestine?

Accepted Answer

A) Gastrin 
B) Secretin 
C) Prozymogen 
D) Cholecystokinin 
A) Gastrin 
B) Secretin 
C) Prozymogen 
D) Cholecystokinin

Which part of the GI tract contains highly acidic digestive juices?

In general,which of the following is associated with the fewest adverse effects from the treatment of constipation in adults?

What is the general composition of lymph?

What is one function of the pyloric sphincter?

Which of the following substances functions to control the release of hydrochloric acid to prevent excessive acidity?

Which of the following products of digestion is NOT normally released directly into the bloodstream?

Which of the following is a function of the intestinal microvilli?

Jim went for his annual medical check-up and was diagnosed with heartburn.Which of the following actions is most likely causing Jim's condition?

Jenny has just has undergone a cholecystectomy.After recovery,Jenny will no longer

Which of the following is a characteristic of pancreatic digestive enzyme function?

Which of the following is a function of sphincter muscles?

What structure controls the passage of material from the small intestine to the large intestine?

The presence of fat in the intestines stimulates cells of the intestinal wall to release

What structure separates the colon from the small intestine?

What substance controls the release of bile into the small intestine?

An Overview of Nutrition

Planning a Healthy Diet

The Carbohydrates: Sugars, starches, and Fibers

The Lipids: Triglycerides, phospholipids, and Sterols

Protein: Amino Acids

Energy Metabolism

Energy Balance and Body Composition

Weight Management: Overweight, obesity, and Underweight

The Water-Soluble Vitamins: B Vitamins and Vitamin C

The Fat-Soluble Vitamins: A, d, e, and K

Water and the Major Minerals

The Trace Minerals

Fitness: Physical Activity, nutrients, and Body Adaptations

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Diet and Health

Consumer Concerns About Foods and Water

Hunger and the Global Environment

Filters

Exam 3: Digestion, absorption, and Transport

Which part of the GI tract contains highly acidic digestive juices?

In general,which of the following is associated with the fewest adverse effects from the treatment of constipation in adults?

What is the general composition of lymph?

What is one function of the pyloric sphincter?

Which of the following substances functions to control the release of hydrochloric acid to prevent excessive acidity?

Which of the following products of digestion is NOT normally released directly into the bloodstream?

Which of the following is a function of the intestinal microvilli?

Jim went for his annual medical check-up and was diagnosed with heartburn.Which of the following actions is most likely causing Jim's condition?

Jenny has just has undergone a cholecystectomy.After recovery,Jenny will no longer

Which of the following is a characteristic of pancreatic digestive enzyme function?

Which of the following is a function of sphincter muscles?

What structure controls the passage of material from the small intestine to the large intestine?

The presence of fat in the intestines stimulates cells of the intestinal wall to release

What structure separates the colon from the small intestine?

What substance controls the release of bile into the small intestine?

An Overview of Nutrition

Planning a Healthy Diet

The Carbohydrates: Sugars, starches, and Fibers

The Lipids: Triglycerides, phospholipids, and Sterols

Protein: Amino Acids

Energy Metabolism

Energy Balance and Body Composition

Weight Management: Overweight, obesity, and Underweight

The Water-Soluble Vitamins: B Vitamins and Vitamin C

The Fat-Soluble Vitamins: A, d, e, and K

Water and the Major Minerals

The Trace Minerals

Fitness: Physical Activity, nutrients, and Body Adaptations

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Diet and Health

Consumer Concerns About Foods and Water

Hunger and the Global Environment

Filters