Question 1

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

Accepted Answer

A) True 
 B)False  False

Question 2

The 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 and alcohol. 
C) storage of food and mixing with digestive fluids to continue chemical digestion. 
D) promotion of bacterial fermentation. 
E) absorption of iron to build hemoglobin for red blood cells. 
A) to produce highly basic fluids to kill most bacteria. 
B) to begin the absorption of most small food molecules,especially sugars and alcohol. 
C) storage of food and mixing with digestive fluids to continue chemical digestion. 
D) promotion of bacterial fermentation. 
E) absorption of iron to build hemoglobin for red blood cells. C

Question 3

Which of the following is NOT an accessory organ of digestion?

Accepted Answer

A) pancreas 
B) salivary glands 
C) appendix 
D) gall bladder 
A) pancreas 
B) salivary glands 
C) appendix 
D) gall bladder C

Question 4

Food is prevented from entering the trachea by the

Accepted Answer

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

Question 5

Which foods contain the eight essential amino acids?

Accepted Answer

A) chicken,beef and cheese 
B) potatoes,beans and fish 
C) fish,cheese and fruits 
D) butter,beef and chicken 
E) pork,fish and corn 
A) chicken,beef and cheese 
B) potatoes,beans and fish 
C) fish,cheese and fruits 
D) butter,beef and chicken 
E) pork,fish and corn

Question 6

Which list of features is associated with the small intestine?

Accepted Answer

A) duodenum,bile and villi 
B) duodenum,chyme and villi 
C) cecum,bile and lacteals 
D) lacteals,appendix and villi 
A) duodenum,bile and villi 
B) duodenum,chyme and villi 
C) cecum,bile and lacteals 
D) lacteals,appendix and villi

Question 7

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 - maltose 
A) pepsin - protein 
B) trypsin - nucleic acid 
C) salivary amylase - starch 
D) lipase - fat 
E) maltase - maltose

Question 8

Which represents the proper sequence of human teeth from the front to the back of the mouth?

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 molars 
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 molars

Question 9

_____ acts on proteins to produce peptides which are later broken down into _____ in the small intestine.

Accepted Answer

A) Salivary amylase; amino acids 
B) Maltase; glucose 
C) Pepsin; amino acids 
D) Pepsin; fatty acids 
A) Salivary amylase; amino acids 
B) Maltase; glucose 
C) Pepsin; amino acids 
D) Pepsin; fatty acids

Question 10

Diabetes mellitus,which is indicated by high levels of blood glucose that have spilled over into the urine,is decreasing among the citizens of the United States.

Accepted Answer

A) True 
 B)False

Question 11

What possible dietary complications could a person develop if they had their pancreas removed?

Accepted Answer

A) They would not produce the pancreatic enzyme trypsin.This would prevent them from breaking down proteins into amino acids which could lead to complications in repairing muscle tissue. 
B) They would not produce the enzyme pancreatic amylase.This would prevent them from breaking down proteins into amino acids which could lead to complications in repairing muscle tissue. 
C) They would not produce the pancreatic enzyme trypsin.This would prevent them from breaking down carbohydrates into glucose which could lead to a decrease in the availability of energy in their body. 
D) There would be an overproduction of the enzyme trypsin.This would cause an increased rate of protein digestion that could result in the muscle cells being destroyed by the individuals own body. 
A) They would not produce the pancreatic enzyme trypsin.This would prevent them from breaking down proteins into amino acids which could lead to complications in repairing muscle tissue. 
B) They would not produce the enzyme pancreatic amylase.This would prevent them from breaking down proteins into amino acids which could lead to complications in repairing muscle tissue. 
C) They would not produce the pancreatic enzyme trypsin.This would prevent them from breaking down carbohydrates into glucose which could lead to a decrease in the availability of energy in their body. 
D) There would be an overproduction of the enzyme trypsin.This would cause an increased rate of protein digestion that could result in the muscle cells being destroyed by the individuals own body.

Question 12

The small intestines receive

Accepted Answer

A) bile from the liver and gall bladder. 
B) pancreatic juices from the pancreas. 
C) chyme from the stomach. 
D) All of the above are correct. 
E) None of these are correct. 
A) bile from the liver and gall bladder. 
B) pancreatic juices from the pancreas. 
C) chyme from the stomach. 
D) All of the above are correct. 
E) None of these are correct.

Question 13

If an individual was interested in eating a healthy breakfast that would provide them with energy for the entire day the breakfast should include which of the following foods?

Accepted Answer

A) Whole grain cereal with 4 ounces of milk. 
B) Two pieces of whole grain toast made with refined wheat flour. 
C) Two slices of bacon and one scrambled egg. 
D) Scrambled eggs and refried beans. 
E) All of the choices would provide energy for the entire day. 
A) Whole grain cereal with 4 ounces of milk. 
B) Two pieces of whole grain toast made with refined wheat flour. 
C) Two slices of bacon and one scrambled egg. 
D) Scrambled eggs and refried beans. 
E) All of the choices would provide energy for the entire day.

Question 14

Which of the following statements about the colon is NOT true?

Accepted Answer

A) The colon is active in water absorption,removing about 95% of the water that enters it and returning it to the bloodstream. 
B) Insufficient absorption of water can result in diarrhea that may be life-threatening. 
C) Feces consists of about 25% water and 75% solids that are mainly bacteria from the intestinal tract. 
D) The last section of the colon is the rectum,which terminates in the anus. 
E) Cells in the walls of the large intestine absorb vitamin K that is produced by bacteria resident in the colon. 
A) The colon is active in water absorption,removing about 95% of the water that enters it and returning it to the bloodstream. 
B) Insufficient absorption of water can result in diarrhea that may be life-threatening. 
C) Feces consists of about 25% water and 75% solids that are mainly bacteria from the intestinal tract. 
D) The last section of the colon is the rectum,which terminates in the anus. 
E) Cells in the walls of the large intestine absorb vitamin K that is produced by bacteria resident in the colon.

Question 15

Which digestive enzyme is produced in the pancreas and is responsible for the breakdown of protein into peptides?

Accepted Answer

A) trypsin 
B) maltase 
C) peptidase 
D) pancreatic amylase 
A) trypsin 
B) maltase 
C) peptidase 
D) pancreatic amylase

Question 16

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. 
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.

Question 17

In humans,digestion of starches begins in the

Accepted Answer

A) mouth. 
B) esophagus. 
C) stomach. 
D) duodenum. 
E) large intestine. 
A) mouth. 
B) esophagus. 
C) stomach. 
D) duodenum. 
E) large intestine.

Question 18

The function of canine teeth in humans is

Accepted Answer

A) crushing. 
B) grinding. 
C) shearing. 
D) biting. 
E) tearing. 
A) crushing. 
B) grinding. 
C) shearing. 
D) biting. 
E) tearing.

Question 19

Food mixes with gastric juices in the stomach to form a thick creamy mass called chyme.

Accepted Answer

A) True 
 B)False

Question 20

In the body,glucose is stored in the liver as

Accepted Answer

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

Exam 34: Digestive Systems and Nutrition

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

The function of the human stomach is

Which of the following is NOT an accessory organ of digestion?

Food is prevented from entering the trachea by the

Which foods contain the eight essential amino acids?

Which list of features is associated with the small intestine?

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

Which represents the proper sequence of human teeth from the front to the back of the mouth?

_____ acts on proteins to produce peptides which are later broken down into _____ in the small intestine.

Diabetes mellitus,which is indicated by high levels of blood glucose that have spilled over into the urine,is decreasing among the citizens of the United States.

What possible dietary complications could a person develop if they had their pancreas removed?

The small intestines receive

If an individual was interested in eating a healthy breakfast that would provide them with energy for the entire day the breakfast should include which of the following foods?

Which of the following statements about the colon is NOT true?

Which digestive enzyme is produced in the pancreas and is responsible for the breakdown of protein into peptides?

A ruminant is

In humans,digestion of starches begins in the

The function of canine teeth in humans is

Food mixes with gastric juices in the stomach to form a thick creamy mass called chyme.

In the body,glucose is stored in the liver as

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