Question 1

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) A) and E)

Question 2

The portions of the large intestine include

Accepted Answer

A)   the duodenum, cecum, and rectum.
B)   the jejunum, colon, and anus.
C)   the cecum, colon, rectum, and anus.
D)   the colon, duodenum, cecum, and rectum.
E)   the colon, anus, duodenum, and jejunum.F) B) and E)
G) C) and D)

Question 3

The primary function of the stomach is to

Accepted Answer

A)   break down fats.
B)   store food, churn, and begin digestion.
C)   absorb major nutrients.
D)   package feces.
E)   eliminate water and tissue fluid.F) A) and E)
G) A) and D) B

Question 4

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 D)
G) A) and E)

Question 5

Constipation can be treated by adding fiber to the diet.

Accepted Answer

A) True 
 B)False

Question 6

Swallowing consists of both a voluntary phase and a reflex action.

Accepted Answer

A) True 
 B)False

Question 7

Dental caries are caused by

Accepted Answer

A)   bacteria within the mouth metabolizing fatty acids.
B)   yeast within the mouth metabolizing fatty acids.
C)   bacteria within the mouth metabolizing proteins.
D)   bacteria within the mouth metabolizing sugar.
E)   enzymes within the mouth metabolizing sugar.F) B) and E)
G) B) and D)

Question 8

A deficiency in which mineral leads to thyroid deficiency?

Accepted Answer

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

Question 9

The small intestine is longer than the large intestine.

Accepted Answer

A) True 
 B)False  True

Question 10

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) B) and E)
G) A) and C)

Question 11

What serves as an emulsifying agent for fats in the small intestine?

Accepted Answer

A)   lipase
B)   bile
C)   amylase
D)   pepsin
E)   maltaseF) A) and E)
G) B) and D)

Question 12

The secretions of digestive juices are controlled by the nervous system, as well as by digestive hormones.

Accepted Answer

A) True 
 B)False

Question 13

Pepsin is an enzyme that digests proteins at acidic pH. Therefore, it must act in the

Accepted Answer

A)   stomach.
B)   small intestine.
C)   mouth.
D)   large intestine.
E)   esophagus.F) A) and B)
G) A) and C)

Question 14

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 B)
G) C) and D)

Question 15

What is the relationship between Crohn's disease and inflammatory bowel disease?

Accepted Answer

A)   Crohn's disease is one of the most common inflammatory bowel diseases.
B)   Inflammatory bowel disease is a type of Crohn's disease.
C)   They are two separate diseases, but both affect only the colon.
D)   Crohn's disease affects the colon, but inflammatory bowel disease affects the small intestine.
E)   In Crohn's disease, small pouches form in the muscularis, while in inflammatory bowel disease, inflammation occurs throughout the digestive tract.F) B) and E)
G) A) and B)

Question 16

The layers of the gastrointestinal tract wall from the inside layer outward in order are

Accepted Answer

A)   submucosa, muscularis, mucosa, serosa.
B)   serosa, submucosa, muscularis, mucosa.
C)   mucosa, submucosa, muscularis, serosa.
D)   muscularis, serosa, mucosa, submucosa.
E)   mucosa, muscularis, serosa, submucosa.F) B) and C)
G) None of the above

Question 17

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) A) and D)
G) A) and C)

Question 18

Which of the following is not produced by the pancreas?

Accepted Answer

A)   bile
B)   sodium bicarbonate
C)   amylase
D)   trypsin
E)   lipaseF) A) and E)
G) A) and B)

Question 19

The fleshy extension of the soft palate is known as the

Accepted Answer

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

Question 20

Smooth muscles in the stomach are capable of mechanical digestion.

Accepted Answer

A) True 
 B)False

Exam 9: Digestive System and Nutrition

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

Correct AnswerverifiedShow Answer

The portions of the large intestine include

Correct AnswerverifiedShow Answer

The primary function of the stomach is to

Correct AnswerverifiedB

About 90% of people suffering from anorexia nervosa are

Correct AnswerverifiedShow Answer

Constipation can be treated by adding fiber to the diet.

Correct AnswerverifiedShow Answer

Swallowing consists of both a voluntary phase and a reflex action.

Correct AnswerverifiedShow Answer

Dental caries are caused by

Correct AnswerverifiedShow Answer

A deficiency in which mineral leads to thyroid deficiency?

Correct AnswerverifiedA

The small intestine is longer than the large intestine.

Correct AnswerverifiedTrue

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

Correct AnswerverifiedShow Answer

What serves as an emulsifying agent for fats in the small intestine?

Correct AnswerverifiedShow Answer

The secretions of digestive juices are controlled by the nervous system, as well as by digestive hormones.

Correct AnswerverifiedShow Answer

Pepsin is an enzyme that digests proteins at acidic pH. Therefore, it must act in the

Correct AnswerverifiedShow Answer

What is the major function of the colon?

Correct AnswerverifiedShow Answer

What is the relationship between Crohn's disease and inflammatory bowel disease?

Correct AnswerverifiedShow Answer

The layers of the gastrointestinal tract wall from the inside layer outward in order are

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which of the following is not produced by the pancreas?

Correct AnswerverifiedShow Answer

The fleshy extension of the soft palate is known as the

Correct AnswerverifiedShow Answer

Smooth muscles in the stomach are capable of mechanical digestion.

Correct AnswerverifiedShow Answer

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True

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