Question 1

Name the structure and organ of the digestive tract that contain microvilli and maltase,and absorb nutrients.

Accepted Answer

A)   villus, large intestine
B)   villus, small intestine
C)   villus, stomach
D)   folds, stomach
E)   pyloric sphincter, appendixF) A) and B)
G) B) and E)

Question 2

You suddenly develop explosive and frequent diarrhea.Which of the following is most likely not the cause?

Accepted Answer

A)   stress
B)   excess fiber in your diet
C)   infection by a protozoan
D)   infection by a virus
E)   infection by a bacteriaF) C) and D)
G) None of the above

Question 3

Which eating disorder is characterized by an irrational fear of getting fat,often associated with a perceived body defect?

Accepted Answer

A)   anorexia nervosa
B)   bulimia nervosa
C)   binge-eating and purging
D)   binge-eating
E)   picaF) None of the above
G) C) and D)

Question 4

Which eating disorder is associated with a binge of high calorie foods a feeling of guilt followed by a purge cycle.

Accepted Answer

A)   bulimia nervosa
B)   binge-eating disorder
C)   pica
D)   anorexia nervosa
E)   all of these are associated with a binge of high calorie foods a feeling of guilt followed by a purge cycleF) A) and D)
G) A) 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 D)
G) A) and E)

Question 6

Which of these organs has contact with food for the least amount of time and does not participate in digestion?

Accepted Answer

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

Question 7

What is the function of sodium bicarbonate in the digestive tract?

Accepted Answer

A)   destruction of bacteria
B)   digestion of fat in the small intestine
C)   neutralization of chyme arriving at the small intestine
D)   breakdown of connective tissue in the stomach
E)   activation of pepsin in the stomachF) A) and C)
G) A) and E)

Question 8

If the large intestine becomes irritated and peristalsis increases,what disease may result?

Accepted Answer

A)   constipation
B)   diarrhea
C)   appendicitis
D)   ulcers
E)   herniasF) None of the above
G) A) and B)

Question 9

List the major digestive enzymes and the substrate they are responsible for breaking down.

Accepted Answer

Salivary amylase - starch
Pancreatic amy...

Question 10

People who are obese lack self control and should just not eat as much.

Accepted Answer

A) True 
 B)False

Question 11

Which is NOT true of human salivary glands?

Accepted Answer

A)   They produce an enzyme to begin the digestion of starch.
B)   The set near the ears swell when infected by the virus that causes mumps.
C)   There are three pairs that open by ducts into the mouth.
D)   Paired ducts open into the mouth near the ear, the inside back cheek, and under the tongue.
E)   They can become inflamed and cause tonsillitis.F) A) and D)
G) A) and C)

Question 12

Anemia is one symptom of deficiency in all of the following vitamins and minerals except

Accepted Answer

A)   iron.
B)   folic acid (folacin) .
C)   copper.
D)   vitamin B12.
E)   calcium.F) None of the above
G) All of the above

Question 13

In the processing of food through the digestive tract,what is the correct order?

Accepted Answer

A)   bolus  →\rarr→  feces  →\rarr→  chyme
B)   bolus  →\rarr→  chyme →\rarr→  feces
C)   chyme  →\rarr→  feces  →\rarr→  bolus
D)   chyme  →\rarr→  bolus  →\rarr→  feces
E)   feces  →\rarr→  bolus  →\rarr→  chyme F) None of the above
G) A) and C)

Question 14

You can eliminate all fat from your diet without suffering any harmful effects.

Accepted Answer

A) True 
 B)False

Question 15

List the seven functions of the liver.

Accepted Answer

1.Detoxify the blood.
2.Store ...

Question 16

Heartburn occurs when

Accepted Answer

A)   the heart responds painfully to chemical changes due to diet.
B)   bacteria cause the stomach lining to ulcerate.
C)   the glottis fails to prevent food from entering the trachea.
D)   some of the stomach contents escape back into the lower esophagus.
E)   the bile duct is blocked.F) B) and D)
G) B) and E)

Question 17

A correct function of the human stomach is

Accepted Answer

A)   to produce highly basic fluids to kill most bacteria.
B)   to begin the absorption of most small food molecules, especially sugars.
C)   storage of food and mixing with digestive fluids to allow chemical digestion.
D)   to pass food from the esophagus to the large intestine.
E)   absorption of iron to build hemoglobin for red blood cells.F) D) and E)
G) All of the above

Question 18

If you vomit and stomach contents move out through the nose,there has been a failure of the

Accepted Answer

A)   reflex action of reverse peristalsis.
B)   trachea to move up under the epiglottis to cover the glottis.
C)   soft palate to move back to close off the nasopharynx.
D)   larynx to move up.
E)   glottis to retain food.F) C) and D)
G) A) and C)

Question 19

Which of the following associations is not true?

Accepted Answer

A)   Vitamin E is necessary for blood clotting.
B)   A deficiency in Vitamin C can cause delayed healing of wounds.
C)   A vital source of Vitamin A is deep yellow/orange vegetables.
D)   Many B vitamins can be obtained from green leafy vegetables or whole grains.
E)   Vitamin D is necessary for proper calcium absorption.F) C) and D)
G) C) and E)

Question 20

Which of the following is not involved in digestion?

Accepted Answer

A)   transport of nutrients from food via the blood
B)   chewing of the food
C)   churning and mixing of the food in the stomach
D)   chemical digestion
E)   enzymes breaking down proteinsF) B) and E)
G) D) and E)

Exam 14: Digestive System and Nutrition

Which of these organs has contact with food for the least amount of time and does not participate in digestion?

Correct AnswerverifiedShow Answer

Heartburn occurs when

Correct AnswerverifiedShow Answer

In the body,glucose is stored in the liver as

Correct AnswerverifiedShow Answer

Which of the following is not involved in digestion?

Correct AnswerverifiedShow Answer

You can eliminate all fat from your diet without suffering any harmful effects.

Correct AnswerverifiedShow Answer

If the large intestine becomes irritated and peristalsis increases,what disease may result?

Correct AnswerverifiedShow Answer

List the seven functions of the liver.

Correct Answerverified1.Detoxify the blood.2.Store ...View AnswerShow Answer

Which is NOT true of human salivary glands?

Correct AnswerverifiedShow Answer

Which of the following associations is not true?

Correct AnswerverifiedShow Answer

Which eating disorder is associated with a binge of high calorie foods a feeling of guilt followed by a purge cycle.

Correct AnswerverifiedShow Answer

Anemia is one symptom of deficiency in all of the following vitamins and minerals except

Correct AnswerverifiedShow Answer

List the major digestive enzymes and the substrate they are responsible for breaking down.

Correct AnswerverifiedSalivary amylase - starchPancreatic amy...View AnswerShow Answer

In the processing of food through the digestive tract,what is the correct order?

Correct AnswerverifiedShow Answer

Which eating disorder is characterized by an irrational fear of getting fat,often associated with a perceived body defect?

Correct AnswerverifiedShow Answer

A correct function of the human stomach is

Correct AnswerverifiedShow Answer

People who are obese lack self control and should just not eat as much.

Correct AnswerverifiedShow Answer

Name the structure and organ of the digestive tract that contain microvilli and maltase,and absorb nutrients.

Correct AnswerverifiedShow Answer

If you vomit and stomach contents move out through the nose,there has been a failure of the

Correct AnswerverifiedShow Answer

What is the function of sodium bicarbonate in the digestive tract?

Correct AnswerverifiedShow Answer

You suddenly develop explosive and frequent diarrhea.Which of the following is most likely not the cause?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
1.Detoxify the blood.
2.Store ...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Salivary amylase - starch
Pancreatic amy...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified