Question 1

A(n)  _______________ is a medication that inhibits the ability of gastric cells to secrete hydrogen ions.

Accepted Answer

A)   antacid
B)   antibiotic
C)   NSAID
D)   proton pump inhibitorE) B) and C)
F) A) and D)

Question 2

The walls of the small intestine are folded, and within the folds are fingerlike projections called

Accepted Answer

A)   nephrons.
B)   cilia.
C)   villi.
D)   rugae.E) A) and C)
F) C) and D)

Question 3

Which of the following organs serves as a storage depot for many vitamins and minerals?

Accepted Answer

A)   stomach
B)   kidney
C)   brain
D)   liverE) A) and C)
F) A) and B)

Question 4

Transmission of nerve impulses relies on the concentrations of ______ in the neuron.

Accepted Answer

A)   sodium and potassium
B)   cholesterol
C)   calcium and magnesium
D)   B vitaminsE) A) and B)
F) A) and D)

Question 5

A recurrent and serious form of heartburn is called

Accepted Answer

A)   esophageal ulceritis.
B)   gastric distress.
C)   cardiovascular reflux disease.
D)   gastroesophageal reflux disease.E) All of the above
F) A) and D)

Question 6

Which of the following is NOT a function of the urinary system?

Accepted Answer

A)   Helps to regulate water content of the body
B)   Contributes to acid-base balance of the blood
C)   Excretion of water-soluble vitamins
D)   Excretion of fat-soluble vitaminsE) B) and C)
F) None of the above

Question 7

The villi of the small intestine

Accepted Answer

A)   provide an enormous surface area that facilitates absorption.
B)   store fat-soluble vitamins.
C)   continuously push food through the small intestine to the colon.
D)   inactivate enzymes consumed with food.E) B) and C)
F) A) and D)

Question 8

______ tissue is part of rigid body structures, such as bone and cartilage.

Accepted Answer

A)   Nervous
B)   Connective
C)   Muscle
D)   EpithelialE) B) and D)
F) All of the above

Question 9

Absorption of nutrients by intestinal cells occurs by all of the following mechanisms EXCEPT

Accepted Answer

A)   sustained absorption.
B)   passive absorption.
C)   active absorption.
D)   facilitated absorption.E) None of the above
F) A) and B)

Question 10

Which of the following is NOT considered part of the GI tract?

Accepted Answer

A)   Anus
B)   Kidneys
C)   Colon
D)   EsophagusE) A) and B)
F) None of the above B

Question 11

Which of the following is stored within the nucleus of the cell and acts as a code book for synthesizing specific proteins?

Accepted Answer

A)   RNA
B)   Cells
C)   Organs
D)   DNAE) B) and C)
F) A) and D)

Question 12

Which of the following is NOT a short-term storage site for carbohydrates in the body?

Accepted Answer

A)   brain
B)   liver
C)   muscle
D)   bloodE) A) and B)
F) B) and C)

Question 13

All of the following are characteristics of heartburn EXCEPT which one?

Accepted Answer

A)   It is caused by a backflow of acid from the stomach into the esophagus.
B)   It can damage the esophagus permanently.
C)   It subsides when a person relaxes and lies down after a meal.
D)   It is a gnawing pain in the upper chest.E) A) and B)
F) A) and C) C

Question 14

Match the following with the descriptions below

Accepted Answer

The answer of Match the following with the descriptions below
...

Question 15

What sphincter separates the small intestine from the large intestine?

Accepted Answer

A)   Pyloric
B)   Esophageal
C)   Anal
D)   IleocecalE) B) and C)
F) A) and B)

Question 16

Which of the following is a function of sphincter muscles?

Accepted Answer

A)   Breaks apart food particles
B)   Controls passage of food through the GI tract
C)   Controls peristalsis
D)   Releases enzymes and hormones into the GI tractE) B) and C)
F) A) and B) B

Question 17

What structure prevents food from entering the trachea when you swallow?

Accepted Answer

A)   Epiglottis
B)   Tongue
C)   Tonsils
D)   EsophagusE) A) and D)
F) C) and D)

Question 18

Which of the following is true about digestive enzymes?

Accepted Answer

A)   One enzyme can speed many types of chemical processes.
B)   Enzymes are not sensitive to temperature.
C)   Enzymes that work in the acidic environment of the stomach cannot work in the basic or alkaline environment of the small intestine and vice versa.
D)   Enzymes typically work independently of vitamins or minerals.E) All of the above
F) A) and B)

Question 19

Which of the following is NOT a sphincter?

Accepted Answer

A)   Diverticular
B)   Esophageal
C)   Pyloric
D)   IleocecalE) A) and B)
F) None of the above

Question 20

Which of the following substances is primarily involved in the emulsification of fat to facilitate its digestion?

Accepted Answer

A)   Bicarbonate
B)   Pancreatic juices
C)   Hydrochloric acid
D)   BileE) A) and C)
F) A) and B)

Exam 3: The Human Body: a Nutrition Perspective

A(n) _______________ is a medication that inhibits the ability of gastric cells to secrete hydrogen ions.

Correct AnswerverifiedShow Answer

The walls of the small intestine are folded, and within the folds are fingerlike projections called

Correct AnswerverifiedShow Answer

Which of the following organs serves as a storage depot for many vitamins and minerals?

Correct AnswerverifiedShow Answer

Transmission of nerve impulses relies on the concentrations of ______ in the neuron.

Correct AnswerverifiedShow Answer

A recurrent and serious form of heartburn is called

Correct AnswerverifiedShow Answer

Which of the following is NOT a function of the urinary system?

Correct AnswerverifiedShow Answer

The villi of the small intestine

Correct AnswerverifiedShow Answer

______ tissue is part of rigid body structures, such as bone and cartilage.

Correct AnswerverifiedShow Answer

Absorption of nutrients by intestinal cells occurs by all of the following mechanisms EXCEPT

Correct AnswerverifiedShow Answer

Which of the following is NOT considered part of the GI tract?

Correct AnswerverifiedB

Which of the following is stored within the nucleus of the cell and acts as a code book for synthesizing specific proteins?

Correct AnswerverifiedShow Answer

Which of the following is NOT a short-term storage site for carbohydrates in the body?

Correct AnswerverifiedShow Answer

All of the following are characteristics of heartburn EXCEPT which one?

Correct AnswerverifiedC

Match the following with the descriptions below

Correct AnswerverifiedShow Answer

What sphincter separates the small intestine from the large intestine?

Correct AnswerverifiedShow Answer

Which of the following is a function of sphincter muscles?

Correct AnswerverifiedB

What structure prevents food from entering the trachea when you swallow?

Correct AnswerverifiedShow Answer

Which of the following is true about digestive enzymes?

Correct AnswerverifiedShow Answer

Which of the following is NOT a sphincter?

Correct AnswerverifiedShow Answer

Which of the following substances is primarily involved in the emulsification of fat to facilitate its digestion?

Correct AnswerverifiedShow Answer

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B

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C

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B

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