Question 1

What is the name of the projections on the inner surface of the small intestine?

Accepted Answer

A) Villi 
B) Cilia 
C) Mesenteric vessels 
D) Vascular projectiles 
A) Villi 
B) Cilia 
C) Mesenteric vessels 
D) Vascular projectiles

Question 2

Which of the following is not a typical component of stools?

Accepted Answer

A) Water 
B) Fiber 
C) Starch 
D) Bacteria 
A) Water 
B) Fiber 
C) Starch 
D) Bacteria

Question 3

Which of the following is generally not digested but does stimulate intestinal muscle contractions?

Accepted Answer

A) Bile 
B) Fiber 
C) Starch 
D) Amylase 
A) Bile 
B) Fiber 
C) Starch 
D) Amylase

Question 4

The most common cause for the development of ulcers is

Accepted Answer

A) infection from H.pylori. 
B) excessive consumption of spicy foods. 
C) failure to adapt to a high-stress lifestyle. 
D) prolonged excessive consumption of hot beverages. 
A) infection from H.pylori. 
B) excessive consumption of spicy foods. 
C) failure to adapt to a high-stress lifestyle. 
D) prolonged excessive consumption of hot beverages.

Question 5

A peptic ulcer resides in the

Accepted Answer

A) stomach only. 
B) duodenum only. 
C) stomach or duodenum only. 
D) esophagus and stomach only. 
A) stomach only. 
B) duodenum only. 
C) stomach or duodenum only. 
D) esophagus and stomach only.

Question 6

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 7

Which of the following results from reverse peristalsis?

Accepted Answer

A) Gas 
B) Choking 
C) Vomiting 
D) Diarrhea 
A) Gas 
B) Choking 
C) Vomiting 
D) Diarrhea

Question 8

What is meant by the term "motility" in reference to the GI tract?

Accepted Answer

A) The efficiency of lymph transport 
B) The ability of the GI tract muscles to move 
C) The speed of gastric digestive juice release 
D) The speed of pancreatic digestive juice release 
A) The efficiency of lymph transport 
B) The ability of the GI tract muscles to move 
C) The speed of gastric digestive juice release 
D) The speed of pancreatic digestive juice release

Question 9

When consumed on a regular basis, which of the following foods promotes healthful changes of the microflora of the GI tract?

Accepted Answer

A) Fish 
B) Yogurt 
C) Poultry 
D) Iron-rich foods 
A) Fish 
B) Yogurt 
C) Poultry 
D) Iron-rich foods

Question 10

Exchange of oxygen, nutrients, and waste materials takes place across the walls of small vessels called

Accepted Answer

A) ducts. 
B) venules. 
C) arterioles. 
D) capillaries. 
A) ducts. 
B) venules. 
C) arterioles. 
D) capillaries.

Question 11

Which of the following nutrients requires the least amount of digestion?

Accepted Answer

A) Starch 
B) Calcium 
C) Animal fats 
D) Animal proteins 
A) Starch 
B) Calcium 
C) Animal fats 
D) Animal proteins

Question 12

What types of enzymes are responsible for hydrolyzing the proteins in foods?

Accepted Answer

A) Lipases 
B) Salivases 
C) Proteases 
D) Carbohydrases 
A) Lipases 
B) Salivases 
C) Proteases 
D) Carbohydrases

Question 13

Which of the following is associated with the presence of fat in the GI tract?

Accepted Answer

A) Inhibition of mucosal enzyme activities 
B) Slowing of the process of digestion and absorption 
C) Inhibition of thiamin, riboflavin, and niacin absorption 
D) Stimulation and hastening of digestion and absorption 
A) Inhibition of mucosal enzyme activities 
B) Slowing of the process of digestion and absorption 
C) Inhibition of thiamin, riboflavin, and niacin absorption 
D) Stimulation and hastening of digestion and absorption

Question 14

What is the first vessel to receive absorbed water-soluble vitamins?

Accepted Answer

A) Hepatic vein 
B) Mesenteric vein 
C) Mesenteric artery 
D) Hepatic portal vein 
A) Hepatic vein 
B) Mesenteric vein 
C) Mesenteric artery 
D) Hepatic portal vein

Question 15

Untreated gastroesophageal reflux increases the risk for the more serious condition known as

Accepted Answer

A) Graves' disease. 
B) Sinclair's gastrum. 
C) Barrett's esophagus. 
D) Zollinger-Ellison cancer. 
A) Graves' disease. 
B) Sinclair's gastrum. 
C) Barrett's esophagus. 
D) Zollinger-Ellison cancer.

Question 16

What is a function of hydrochloric acid in the stomach?

Accepted Answer

A) Absorbs water 
B) Inhibits peristalsis 
C) Neutralizes the food mass 
D) Creates an optimum acidity 
A) Absorbs water 
B) Inhibits peristalsis 
C) Neutralizes the food mass 
D) Creates an optimum acidity

Question 17

The usual pH of gastric juice is approximately

Accepted Answer

A) 2. 
B) 4. 
C) 6. 
D) 7. 
A) 2. 
B) 4. 
C) 6. 
D) 7.

Question 18

What is the first major organ to receive nutrients that are absorbed into the lymph?

Accepted Answer

A) Liver 
B) Heart 
C) Spleen 
D) Pancreas 
A) Liver 
B) Heart 
C) Spleen 
D) Pancreas

Question 19

All of the following are important issues in the treatment or management of existing ulcers except

Accepted Answer

A) alcohol intake should be curtailed. 
B) antibiotics are frequently administered. 
C) gastric acid release should be suppressed. 
D) anti-inflammatory drug use should be curtailed. 
A) alcohol intake should be curtailed. 
B) antibiotics are frequently administered. 
C) gastric acid release should be suppressed. 
D) anti-inflammatory drug use should be curtailed.

Question 20

What is the normal pH of stomach juice?

Accepted Answer

A) 0.25-0.50 
B) 1.5-1.7 
C) 7.0-7.5 
D) 9.5-9.75 
A) 0.25-0.50 
B) 1.5-1.7 
C) 7.0-7.5 
D) 9.5-9.75

Exam 3: Digestion, Absorption, and Transport

What is the name of the projections on the inner surface of the small intestine?

Which of the following is not a typical component of stools?

Which of the following is generally not digested but does stimulate intestinal muscle contractions?

The most common cause for the development of ulcers is

A peptic ulcer resides in the

What structure separates the colon from the small intestine?

Which of the following results from reverse peristalsis?

What is meant by the term "motility" in reference to the GI tract?

When consumed on a regular basis, which of the following foods promotes healthful changes of the microflora of the GI tract?

Exchange of oxygen, nutrients, and waste materials takes place across the walls of small vessels called

Which of the following nutrients requires the least amount of digestion?

What types of enzymes are responsible for hydrolyzing the proteins in foods?

Which of the following is associated with the presence of fat in the GI tract?

What is the first vessel to receive absorbed water-soluble vitamins?

Untreated gastroesophageal reflux increases the risk for the more serious condition known as

What is a function of hydrochloric acid in the stomach?

The usual pH of gastric juice is approximately

What is the first major organ to receive nutrients that are absorbed into the lymph?

All of the following are important issues in the treatment or management of existing ulcers except

What is the normal pH of stomach juice?

An Overview of Nutrition

Planning a Healthy Diet

The Carbohydrates: Sugars, Starches and Fibers

The Lipids: Triglycerides, Phospholipids, and Sterols

Protein: Amino Acids

Metabolism: Transformations and Interactions

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

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, Childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Nutrition Care and Assessment

Nutrition Intervention

Medications, Diet-Drug Interactions, and Herbal Products

Enteral Nutrition Support

Parenteral Nutrition Support

Metabolic and Respiratory Stress

Upper Gastrointestinal Disorders

Lower Gastrointestinal Disorders

Liver Disease and Gallstones

Diabetes Mellitus

Cardiovascular Diseases

Kidney Diseases

Cancer and Hiv Infection

Filters