Question 1

Today,obesity is often defined as having a body mass index of 20 or greater.

Accepted Answer

A) True 
 B)False

Question 2

The broad band of loose connective tissue beneath the mucosa that contains blood vessels,lymph,and nerves is called the

Accepted Answer

A)  mucosA.
B)  submucosa.
C)  muscularis.
D)  serosa.
E)  diverticulum.F) A) and E)
G) C) and D)

Question 3

List the layers of the gastrointestinal tract wall,starting with the outer layer and moving inward.

Accepted Answer

The outermost layer is the serosa layer ...

Question 4

Mr.Staub was rushed to the hospital because he had intense pain in his chest.After running tests on Mr.Staub it was determined that it was not suffering from a heart attack but from

Accepted Answer

A)  diverticulitis.
B)  gastroesophageal reflux disease.
C)  gingivitis.
D)  peridontitis.
E)  inflammatory bowel syndromE.F) A) and B)
G) A) and C)

Question 5

Constipation can be treated by adding fiber to the diet.

Accepted Answer

A) True 
 B)False

Question 6

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

Accepted Answer

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

Question 7

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 D)
G) A) and E) B

Question 8

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 protect against pathogensF) B) and D)
G) A) and C)

Question 9

Recent studies of an oyster-rich bay indicated a high coliform count.What should the fisheries officers do?

Accepted Answer

A)  Nothing.A high coliform count is normal.
B)  Nothing.This is good for oyster production.
C)  Shut down the bay.This is harmful to humans who eat the oysters.
D)  Shut down the bay.This is harmful to the oysters.
E)  Nothing.A high coliform count would be beneficial to humans who ate the oysters.F) A) and B)
G) A) and C)

Question 10

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) D) and E)

Question 11

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 D)
G) D) and E)

Question 12

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 C)
G) B) and D) D

Question 13

A deficiency in which mineral leads to thyroid deficiency?

Accepted Answer

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

Question 14

The small intestine is longer than the large intestine.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following is necessary for strong bones and teeth,nerve conduction,muscle contraction,and blood clotting?

Accepted Answer

A)  calcium
B)  iron
C)  magnesium
D)  sodium
E)  sulfurF) A) and E)
G) C) and D)

Question 16

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) B) and E)
G) B) and D) A

Question 17

What type of hepatitis is usually acquired through blood transfusions or sexual contact?

Accepted Answer

A)  B
B)  A
C)  C
D)  D
E)  EF) D) and E)
G) C) and E)

Question 18

Which of the following is not associated with the small intestine?

Accepted Answer

A)  many villi
B)  gastric pits
C)  brush border enzymes
D)  lacteals
E)  bile and lipaseF) All of the above
G) None of the above

Question 19

Smooth muscles in the stomach are capable of mechanical digestion.

Accepted Answer

A) True 
 B)False

Question 20

The gallbladder produces bile.

Accepted Answer

A) True 
 B)False

Exam 9: Digestive System and Nutrition

Today,obesity is often defined as having a body mass index of 20 or greater.

Correct AnswerverifiedShow Answer

The broad band of loose connective tissue beneath the mucosa that contains blood vessels,lymph,and nerves is called the

Correct AnswerverifiedShow Answer

List the layers of the gastrointestinal tract wall,starting with the outer layer and moving inward.

Correct AnswerverifiedThe outermost layer is the serosa layer ...View AnswerShow Answer

Mr.Staub was rushed to the hospital because he had intense pain in his chest.After running tests on Mr.Staub it was determined that it was not suffering from a heart attack but from

Correct AnswerverifiedShow Answer

Constipation can be treated by adding fiber to the diet.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedB

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

Correct AnswerverifiedShow Answer

Recent studies of an oyster-rich bay indicated a high coliform count.What should the fisheries officers do?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The primary function of the stomach is to

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedD

A deficiency in which mineral leads to thyroid deficiency?

Correct AnswerverifiedShow Answer

The small intestine is longer than the large intestine.

Correct AnswerverifiedShow Answer

Which of the following is necessary for strong bones and teeth,nerve conduction,muscle contraction,and blood clotting?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedA

What type of hepatitis is usually acquired through blood transfusions or sexual contact?

Correct AnswerverifiedShow Answer

Which of the following is not associated with the small intestine?

Correct AnswerverifiedShow Answer

Smooth muscles in the stomach are capable of mechanical digestion.

Correct AnswerverifiedShow Answer

The gallbladder produces bile.

Correct AnswerverifiedShow Answer

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The outermost layer is the serosa layer ...
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B

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D

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A

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