Question 1

Which of the following is not a component of pancreatic juice?

Accepted Answer

A) Bile 
B) Water 
C) Lipase 
D) Sodium bicarbonate 
A) Bile 
B) Water 
C) Lipase 
D) Sodium bicarbonate

Question 2

Which of the following describes the anatomy of the gastrointestinal tract?

Accepted Answer

A) A vat-like vessel 
B) A rigid, solid tunnel 
C) A flexible muscular tube 
D) A firm, duct-like channel 
A) A vat-like vessel 
B) A rigid, solid tunnel 
C) A flexible muscular tube 
D) A firm, duct-like channel

Question 3

Immediately after absorption, what circulatory system carries the fat-soluble vitamins and large fats?

Accepted Answer

A) Vascular 
B) Mesenteric 
C) Lymphatic 
D) Enterohepatic 
A) Vascular 
B) Mesenteric 
C) Lymphatic 
D) Enterohepatic

Question 4

What is the primary function of the rectum?

Accepted Answer

A) Controls functioning of the colon 
B) Absorbs minerals from waste materials 
C) Stores waste materials prior to evacuation 
D) Absorbs excess water from waste materials 
A) Controls functioning of the colon 
B) Absorbs minerals from waste materials 
C) Stores waste materials prior to evacuation 
D) Absorbs excess water from waste materials

Question 5

All of the following are the chief causes of ulcers except

Accepted Answer

A) H.pylori infection. 
B) excessive caffeine consumption. 
C) regular use of anti-inflammatory drugs. 
D) disorders that cause high gastric acid output. 
A) H.pylori infection. 
B) excessive caffeine consumption. 
C) regular use of anti-inflammatory drugs. 
D) disorders that cause high gastric acid output.

Question 6

Which of the following is least likely to aggravate an existing ulcer?

Accepted Answer

A) Beer 
B) Raw carrots 
C) Regular coffee 
D) Decaffeinated coffee 
A) Beer 
B) Raw carrots 
C) Regular coffee 
D) Decaffeinated coffee

Question 7

What is a zymogen?

Accepted Answer

A) An intestinal hormone 
B) An inactive enzyme precursor 
C) A defective pancreatic enzyme 
D) An inflamed small intestinal outpocketing 
A) An intestinal hormone 
B) An inactive enzyme precursor 
C) A defective pancreatic enzyme 
D) An inflamed small intestinal outpocketing

Question 8

Among the GI tract organs, which has the strongest muscles?

Accepted Answer

A) Stomach 
B) Small intestine 
C) Large intestine 
D) Cardiac sphincter 
A) Stomach 
B) Small intestine 
C) Large intestine 
D) Cardiac sphincter

Question 9

Which of the following is a feature of the muscular actions of digestion?

Accepted Answer

A) Peristalsis begins first in the stomach upon the initiation of the swallowing reflex 
B) The colon has the thickest and strongest muscles of the GI organs to withstand the pressure of stool evacuation 
C) The jejunum has a third layer of diagonal muscles to enhance contraction and relaxation phases for enhanced digestion 
D) Segmentation in the intestines allows periodic squeezing along its length, resulting in momentary reversal of the movement of intestinal contents 
A) Peristalsis begins first in the stomach upon the initiation of the swallowing reflex 
B) The colon has the thickest and strongest muscles of the GI organs to withstand the pressure of stool evacuation 
C) The jejunum has a third layer of diagonal muscles to enhance contraction and relaxation phases for enhanced digestion 
D) Segmentation in the intestines allows periodic squeezing along its length, resulting in momentary reversal of the movement of intestinal contents

Question 10

Choking occurs when a piece of food becomes firmly lodged in the

Accepted Answer

A) larynx. 
B) trachea. 
C) epiglottis. 
D) esophagus. 
A) larynx. 
B) trachea. 
C) epiglottis. 
D) esophagus.

Question 11

After sitting through a two-hour lecture in math, your stomach is growling.You have just learned about surface area and its role in mathematics.Your classmate points out that surface area is also an integral part of the absorption of nutrients

Accepted Answer

A) due to the makeup of the gastric mucosa. 
B) due to the relatively large size of food protein molecules. 
C) through the presence of the enormous number of villi and microvilli. 
D) resulting from the large size of pancreatic enzymes on which nutrients become digested. 
A) due to the makeup of the gastric mucosa. 
B) due to the relatively large size of food protein molecules. 
C) through the presence of the enormous number of villi and microvilli. 
D) resulting from the large size of pancreatic enzymes on which nutrients become digested.

Question 12

A bolus is conducted past the diaphragm through the

Accepted Answer

A) epiglottis. 
B) stomach. 
C) esophagus. 
D) large intestine. 
A) epiglottis. 
B) stomach. 
C) esophagus. 
D) large intestine.

Question 13

What is an important function of mucus?

Accepted Answer

A) Helps solubilize bile 
B) Stabilizes pancreatic enzymes 
C) Enhances absorption of vitamin B12 
D) Protects the stomach walls from digestion 
A) Helps solubilize bile 
B) Stabilizes pancreatic enzymes 
C) Enhances absorption of vitamin B12 
D) Protects the stomach walls from digestion

Exam 3: Digestion, Absorption, and Transport

Which of the following is not a component of pancreatic juice?

Which of the following describes the anatomy of the gastrointestinal tract?

Immediately after absorption, what circulatory system carries the fat-soluble vitamins and large fats?

What is the primary function of the rectum?

All of the following are the chief causes of ulcers except

Which of the following is least likely to aggravate an existing ulcer?

What is a zymogen?

Among the GI tract organs, which has the strongest muscles?

Which of the following is a feature of the muscular actions of digestion?

Choking occurs when a piece of food becomes firmly lodged in the

After sitting through a two-hour lecture in math, your stomach is growling.You have just learned about surface area and its role in mathematics.Your classmate points out that surface area is also an integral part of the absorption of nutrients

A bolus is conducted past the diaphragm through the

What is an important function of mucus?

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

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