Question 1

In the first step of starch digestion,starch is converted to ________,which is then digested to ________ by the enzyme maltase.

Accepted Answer

A)  glucose; maltose
B)  amino acids; proteins
C)  maltose; glucose
D)  fat; glycerol and 3 fatty acidsE) A) and B)
F) A) and C)

Question 2

Chyme is produced in the

Accepted Answer

A)  small intestine.
B)  stomach.
C)  esophagus.
D)  large intestine.E) B) and D)
F) None of the above

Question 3

Food is prevented from entering the trachea by the

Accepted Answer

A)  pharynx.
B)  larynx.
C)  epiglottis.
D)  glottis.
E)  sphincter muscle.F) A) and E)
G) A) and B) C

Question 4

The finger-like projections along the surface of the small intestines are called

Accepted Answer

A)  mucosa.
B)  lacteals.
C)  capillaries.
D)  microvilli.
E)  appendices.F) B) and D)
G) B) and C)

Question 5

In the body,glucose is stored in the liver as

Accepted Answer

A)  starch.
B)  protein.
C)  glycogen.
D)  fat.
E)  amino acids.F) A) and B)
G) A) and C)

Question 6

Which of the following groups contains all minerals?

Accepted Answer

A)  iron,calcium,magnesium and zinc
B)  iron,magnesium,riboflavin and calcium
C)  zinc,glucose,iron and magnesium
D)  zinc,iron,calcium and NAD+
E)  calcium,magnesium,niacin and ironF) C) and E)
G) A) and C)

Question 7

Which is NOT true of human salivary glands?

Accepted Answer

A)  They produce an enzyme to begin the digestion of starch.
B)  They can become inflamed and cause tonsillitis.
C)  There are three pairs that open by ducts into the mouth.
D)  The production of saliva aids in the mechanical digestion process.E) A) and D)
F) A) and B) B

Question 8

Which of the following statements about the tongue is true?

Accepted Answer

A)  The tongue mixes food with saliva and assists in swallowing.
B)  The tongue can detect taste,touch,and pressure.
C)  The tongue consists of striated muscle under voluntary control.
D)  All of the choices are correct.E) None of the above
F) A) and C)

Question 9

Which of the following human digestive enzymes is NOT correctly matched to its substrate?

Accepted Answer

A)  pepsin - protein
B)  trypsin - nucleic acid
C)  salivary amylase - starch
D)  lipase - fat
E)  maltase - maltoseF) None of the above
G) A) and E)

Question 10

Which of the following is NOT a function of bile salts?

Accepted Answer

A)  act as emulsifiers
B)  needed for fat digestion
C)  aid the enzyme lipase in the digestion of fat molecules
D)  production of vitamin DE) C) and D)
F) B) and D) D

Question 11

What are the potential consequences if a person has their gallbladder removed?

Accepted Answer

A)  Their body will not be able to store the excess bile produced by the liver.This means that they will have a decreased ability to emulsify the fats found within the small intestine.
B)  Their body will not be able to store the excess bile produced by the liver.This means that they will have a decreased ability to emulsify the fats found within the stomach.
C)  The liver will stop producing bile because it won't have any place to store it.This means that they will have a decreased ability to emulsify the fats found within the small intestine.
D)  The liver will stop producing bile because it won't have any place to store it.This means that they will have a decreased ability to digest the proteins found within the small intestine.E) A) and D)
F) B) and C)

Question 12

A diet that is lacking in certain minerals such as iron can lead to osteoporosis.

Accepted Answer

A) True 
 B)False

Question 13

A ruminant is

Accepted Answer

A)  a carnivore with no extra digestive specializations.
B)  a carnivore with extra stomach separations.
C)  an omnivore with extra stomach separations.
D)  a herbivore with no extra digestive specializations.
E)  a herbivore with extra stomach separations.F) D) and E)
G) A) and B)

Question 14

When the liver malfunctions and there is an abnormally large amount of bilirubin in the blood it can cause

Accepted Answer

A)  cirrhosis of the liver.
B)  kidney stones.
C)  gallstones.
D)  the rolling stones.
E)  jaundice.F) A) and B)
G) A) and C)

Question 15

Which mineral is especially important for women to incorporate into their diet if they are menstruating?

Accepted Answer

A)  aluminum
B)  iron
C)  magnesium
D)  sodiumE) None of the above
F) A) and C)

Question 16

The digestive juices found in the stomach include

Accepted Answer

A)  insulin and bile.
B)  pepsin and hydrochloric acid.
C)  sodium bicarbonate and hydrochloric acid.
D)  pancreatic and salivary amylase.
E)  trypsin and maltase.F) B) and D)
G) B) and E)

Question 17

Which represents the proper sequence of human teeth from the front to the back in one-half of the jaw?

Accepted Answer

A)  2 incisors,1 canine,3 premolars,3 molars
B)  2 incisors,1 canine,2 premolars,3 molars
C)  3 incisors,1 canine,2 premolars,2 molars
D)  2 incisors,2 canines,2 premolars,3 molars
E)  2 incisors,1 canine,3 premolars,2 molarsF) A) and B)
G) B) and E)

Question 18

Protein digestion occurs in the

Accepted Answer

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

Question 19

Microvilli serve to

Accepted Answer

A)  absorb nutrients.
B)  secrete bile.
C)  produce antibodies.
D)  synthesize vitamins.E) A) and B)
F) None of the above

Question 20

________ is contained in pancreatic juice to neutralize the acidity of chyme from the stomach.

Accepted Answer

A)  Sodium bicarbonate
B)  Trypsin
C)  Pancreatic amylase
D)  BileE) A) and C)
F) B) and C)

Exam 34: Digestive Systems and Nutrition

In the first step of starch digestion,starch is converted to ________,which is then digested to ________ by the enzyme maltase.

Correct AnswerverifiedShow Answer

Chyme is produced in the

Correct AnswerverifiedShow Answer

Food is prevented from entering the trachea by the

Correct AnswerverifiedC

The finger-like projections along the surface of the small intestines are called

Correct AnswerverifiedShow Answer

In the body,glucose is stored in the liver as

Correct AnswerverifiedShow Answer

Which of the following groups contains all minerals?

Correct AnswerverifiedShow Answer

Which is NOT true of human salivary glands?

Correct AnswerverifiedB

Which of the following statements about the tongue is true?

Correct AnswerverifiedShow Answer

Which of the following human digestive enzymes is NOT correctly matched to its substrate?

Correct AnswerverifiedShow Answer

Which of the following is NOT a function of bile salts?

Correct AnswerverifiedD

What are the potential consequences if a person has their gallbladder removed?

Correct AnswerverifiedShow Answer

A diet that is lacking in certain minerals such as iron can lead to osteoporosis.

Correct AnswerverifiedShow Answer

A ruminant is

Correct AnswerverifiedShow Answer

When the liver malfunctions and there is an abnormally large amount of bilirubin in the blood it can cause

Correct AnswerverifiedShow Answer

Which mineral is especially important for women to incorporate into their diet if they are menstruating?

Correct AnswerverifiedShow Answer

The digestive juices found in the stomach include

Correct AnswerverifiedShow Answer

Which represents the proper sequence of human teeth from the front to the back in one-half of the jaw?

Correct AnswerverifiedShow Answer

Protein digestion occurs in the

Correct AnswerverifiedShow Answer

Microvilli serve to

Correct AnswerverifiedShow Answer

________ is contained in pancreatic juice to neutralize the acidity of chyme from the stomach.

Correct AnswerverifiedShow Answer

In the first step of starch digestion,starch is converted to ,which is then digested to by the enzyme maltase.

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D

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