Question 1

Which of the following is not found in/on the tongue?

Accepted Answer

A)   muscle
B)   dentin
C)   taste buds
D)   mucous membrane
E)   sensory receptorsF) A) and D)
G) B) and E)

Question 2

All of the accessory organs of the digestive system send secretions to the small intestine.

Accepted Answer

A) True 
 B)False

Question 3

Why is it necessary to include some carbohydrates in the diet?

Accepted Answer

A)   Carbohydrates are considered a "complete" nutrient.
B)   Some carbohydrates contain essential fatty acids.
C)   Some carbohydrates contain essential amino acids.
D)   Carbohydrates are the only source of energy for the body.
E)   The carbohydrate cellulose (fiber)  is essential for good health.F) B) and E)
G) B) and C)

Question 4

What is the major function of the colon?

Accepted Answer

A)   to digest/absorb
B)   to form feces
C)   to churn food
D)   to serve as a passageway only
E)   to eliminate ironF) A) and E)
G) A) and B)

Question 5

Which of the following is not a function of the digestive system?

Accepted Answer

A)   to ingest food
B)   to digest food into small nutrients so that the molecules can pass through membranes
C)   to absorb nutrient molecules
D)   to eliminate indigestible remains
E)   to deliver oxygen to the body's tissuesF) A) and B)
G) C) and D)

Question 6

What enzyme initiates the process of starch digestion in the mouth?

Accepted Answer

A)   salivary lipase
B)   salivary protease
C)   salivary sucrase
D)   salivary amylase
E)   salivary lactaseF) A) and D)
G) B) and D)

Question 7

A serious genetic disorder known as hemochromatosis is often called the rusty organ disease and affects nearly 1.5 million Americans.The disorder causes increased absorption of intestinal iron.Which organ is responsible for iron homeostasis?

Accepted Answer

A)   brain
B)   lungs
C)   liver
D)   gallbladder
E)   spleenF) C) and E)
G) C) and D)

Question 8

The process that pushes food through the esophagus is called

Accepted Answer

A)   peritoneum.
B)   periosteum.
C)   peristalsis.
D)   perineum.
E)   periodontal.F) B) and C)
G) None of the above

Question 9

The gallbladder produces bile.

Accepted Answer

A) True 
 B)False

Question 10

What is the correct order of the components of the digestive tract?

Accepted Answer

A)   mouth, esophagus, pharynx, small intestine, stomach, large intestine, rectum, anus
B)   mouth, pharynx, esophagus, stomach, large intestine, small intestine, rectum, anus
C)   mouth, pharynx, stomach, esophagus, small intestine, rectum, large intestine, anus
D)   mouth, pharynx, esophagus, stomach, small intestine, large intestine, rectum, anus
E)   mouth, rectum, large intestine, small intestine, stomach, esophagus, pharynx, anusF) A) and B)
G) C) and E)

Question 11

List the functions of the liver.

Accepted Answer

1.Destroys old red blood cells...

Question 12

Which of the following is not considered an accessory organ of the digestive system?

Accepted Answer

A)   liver
B)   salivary glands
C)   small intestine
D)   pancreas
E)   gallbladderF) C) and D)
G) All of the above

Question 13

The glottis closes off the larynx so the bolus of food enters the esophagus and not the trachea.

Accepted Answer

A) True 
 B)False

Question 14

The fleshy extension of the soft palate is known as the

Accepted Answer

A)   epiglottis.
B)   uvula.
C)   pharynx.
D)   adenoid.
E)   cecum.F) B) and C)
G) C) and D)

Question 15

A diet rich in which vitamins may reduce the risk of free radicals that can cause health problems?

Accepted Answer

A)   C and B12
B)   C, E, and A
C)   D and C
D)   D, C, and E
E)   B12, C, and EF) None of the above
G) A) and C)

Question 16

The small lymphatic capillaries that reside in the small intestine and absorb fats are known as

Accepted Answer

A)   mesenteries.
B)   lacteals.
C)   gastric glands.
D)   duodenal pits.
E)   microvilli.F) C) and D)
G) B) and C)

Question 17

About 90% of people suffering from anorexia nervosa are

Accepted Answer

A)   young men.
B)   older women.
C)   young women.
D)   older men.
E)   senior citizens.F) A) and E)
G) C) and E)

Question 18

A deficiency in which mineral leads to thyroid deficiency?

Accepted Answer

A)   iodine
B)   copper
C)   zinc
D)   selenium
E)   manganeseF) B) and D)
G) A) and C)

Question 19

Today,physicians and dentists are concerned that gum disease is linked to _____.

Accepted Answer

A)   neurological disorders
B)   peritonitis
C)   vitamin deficiencies
D)   cardiovascular disease
E)   asthmaF) None of the above
G) All of the above

Question 20

Why is bile a yellowish-green color?

Accepted Answer

A)   It contains pancreatic juices.
B)   It contains bilirubin.
C)   It contains biliverdin.
D)   It contains chlorophyll.
E)   It contains cholesterol.F) A) and B)
G) A) and C)

Exam 9: Digestive System and Nutrition

Today,physicians and dentists are concerned that gum disease is linked to _____.

Correct AnswerverifiedShow Answer

Which of the following is not found in/on the tongue?

Correct AnswerverifiedShow Answer

The small lymphatic capillaries that reside in the small intestine and absorb fats are known as

Correct AnswerverifiedShow Answer

The glottis closes off the larynx so the bolus of food enters the esophagus and not the trachea.

Correct AnswerverifiedShow Answer

The process that pushes food through the esophagus is called

Correct AnswerverifiedShow Answer

Why is it necessary to include some carbohydrates in the diet?

Correct AnswerverifiedShow Answer

Which of the following is not a function of the digestive system?

Correct AnswerverifiedShow Answer

What is the correct order of the components of the digestive tract?

Correct AnswerverifiedShow Answer

What enzyme initiates the process of starch digestion in the mouth?

Correct AnswerverifiedShow Answer

What is the major function of the colon?

Correct AnswerverifiedShow Answer

A deficiency in which mineral leads to thyroid deficiency?

Correct AnswerverifiedShow Answer

The fleshy extension of the soft palate is known as the

Correct AnswerverifiedShow Answer

Which of the following is not considered an accessory organ of the digestive system?

Correct AnswerverifiedShow Answer

A serious genetic disorder known as hemochromatosis is often called the rusty organ disease and affects nearly 1.5 million Americans.The disorder causes increased absorption of intestinal iron.Which organ is responsible for iron homeostasis?

Correct AnswerverifiedShow Answer

About 90% of people suffering from anorexia nervosa are

Correct AnswerverifiedShow Answer

All of the accessory organs of the digestive system send secretions to the small intestine.

Correct AnswerverifiedShow Answer

The gallbladder produces bile.

Correct AnswerverifiedShow Answer

List the functions of the liver.

Correct Answerverified1.Destroys old red blood cells...View AnswerShow Answer

Why is bile a yellowish-green color?

Correct AnswerverifiedShow Answer

A diet rich in which vitamins may reduce the risk of free radicals that can cause health problems?

Correct AnswerverifiedShow Answer

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1.Destroys old red blood cells...
View Answer

Correct Answer
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