Question 1

A diet high in omega-3 fatty acids obtained from various types of fish is recommended to reduce the risk of cardiovascular disease.

Accepted Answer

A) True 
 B)False

Question 2

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 E)
G) C) and D)

Question 3

Chyme is produced in the

Accepted Answer

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

Question 4

The dentition of omnivores is specialized for ______ in their diets.

Accepted Answer

A)  meat only
B)  plants only
C)  bacteria only
D)  both plants and meatE) All of the above
F) A) and D)

Question 5

If a person has a diet high in saturated fats,_____ molecules can carry cholesterol from the liver to cells and to the arterial walls,whereas _____ transports cholesterol from the cells to the liver,where it is converted to bile salts which can lead to an increased risk of cardiovascular disease.

Accepted Answer

A)  LDL; HDL
B)  HDL; trans-fats
C)  LDL; insulin
D)  HDL; LDLE) All of the above
F) None of the above

Question 6

The tubular structure that moves food by peristalsis from the mouth to the stomach is the

Accepted Answer

A)  epiglottis.
B)  trachea.
C)  tongue.
D)  esophagus.
E)  glottis.F) A) and C)
G) All of the above

Question 7

An example of an animal with an incomplete gut is a

Accepted Answer

A)  squid.
B)  earthworm.
C)  planarian.
D)  human.
E)  grasshopper.F) C) and D)
G) A) and B)

Question 8

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) A) and D)
F) B) and D)

Question 9

________ 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) A) and D)

Question 10

Which animals would be classified as continuous feeders?

Accepted Answer

A)  clams,baleen whales,and oysters
B)  clams,crickets,and dolphins
C)  worms,clams,and crayfish
D)  oysters,hummingbirds and planarian
E)  None of these groups are all continuous feeders.F) A) and B)
G) B) and E)

Question 11

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

Question 12

Microvilli serve to

Accepted Answer

A)  absorb nutrients.
B)  secrete bile.
C)  produce antibodies.
D)  synthesize vitamins.E) A) and B)
F) A) and D)

Question 13

Identify the correct sequence of events for the digestion of starch? 
A.Salivary amylase is produced by the salivary glands
B.Starch digestion begins in the mouth
C.Starch digestion begins in the stomach
D.Starch is converted into maltose
E.Starch is converted into glycogen
F.Maltose is digested into glucose in the small intestine,
G.Glucose is absorbed in the small intestine
H.Glucose is absorbed in the large intestine.

Accepted Answer

A)  a - b - d - f - g
B)  a - c - d - f - h.
C)  a - b - e - f - g
D)  b - c - a - g - h
E)  a - b - e - f - g .F) A) and B)
G) C) and D)

Question 14

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)

Question 15

Which features are found in organisms that have an incomplete digestive tract?

Accepted Answer

A)  pharynx,digestive enzymes and diffusion of nutrients
B)  crop,digestive enzymes and diffusion of nutrients
C)  digestive enzymes,esophagus and diffusion of nutrients
D)  gizzard,salivary amylase and a pharynxE) A) and B)
F) A) and C)

Question 16

An unhealthy diet can lead to obesity in individuals which can result in cardiovascular disease and Type 2 diabetes.

Accepted Answer

A) True 
 B)False

Question 17

The liver functions in digestion by

Accepted Answer

A)  converting hemoglobin to bilirubin and biliverdin.
B)  destroying old red blood cells.
C)  producing blood proteins.
D)  producing urea.
E)  producing bile.F) A) and B)
G) None of the above

Question 18

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) None of the above
F) C) and D)

Question 19

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) All of the above
G) A) and E)

Question 20

The structural features of the small intestine that enable the absorption of nutrients are the

Accepted Answer

A)  microvilli
B)  appendix
C)  rugae
D)  capillary bedsE) All of the above
F) None of the above

Exam 34: Digestive Systems and Nutrition

Correct Answer
verified

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

Correct Answer
verified

A diet high in omega-3 fatty acids obtained from various types of fish is recommended to reduce the risk of cardiovascular disease.

Correct Answer
verified

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

Correct Answer
verified

The liver functions in digestion by

Correct Answer
verified

If a person has a diet high in saturated fats,_ molecules can carry cholesterol from the liver to cells and to the arterial walls,whereas _ transports cholesterol from the cells to the liver,where it is converted to bile salts which can lead to an increased risk of cardiovascular disease.

Correct Answer
verified

Protein digestion occurs in the

Correct Answer
verified

Which features are found in organisms that have an incomplete digestive tract?

Correct Answer
verified

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

Correct Answer
verified

Which animals would be classified as continuous feeders?

Correct Answer
verified

The tubular structure that moves food by peristalsis from the mouth to the stomach is the

Correct Answer
verified

An example of an animal with an incomplete gut is a

Correct Answer
verified

The dentition of omnivores is specialized for ______ in their diets.

Correct Answer
verified

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

Correct Answer
verified

Chyme is produced in the

Correct Answer
verified

An unhealthy diet can lead to obesity in individuals which can result in cardiovascular disease and Type 2 diabetes.

Correct Answer
verified

The digestive juices found in the stomach include

Correct Answer
verified

Which is NOT true of human salivary glands?

Correct Answer
verified

The structural features of the small intestine that enable the absorption of nutrients are the

Correct Answer
verified

Microvilli serve to

Correct Answer
verified

Exam 34: Digestive Systems and Nutrition

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

A diet high in omega-3 fatty acids obtained from various types of fish is recommended to reduce the risk of cardiovascular disease.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The liver functions in digestion by

Correct AnswerverifiedShow Answer

If a person has a diet high in saturated fats,_____ molecules can carry cholesterol from the liver to cells and to the arterial walls,whereas _____ transports cholesterol from the cells to the liver,where it is converted to bile salts which can lead to an increased risk of cardiovascular disease.

Correct AnswerverifiedShow Answer

Protein digestion occurs in the

Correct AnswerverifiedShow Answer

Which features are found in organisms that have an incomplete digestive tract?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which animals would be classified as continuous feeders?

Correct AnswerverifiedShow Answer

The tubular structure that moves food by peristalsis from the mouth to the stomach is the

Correct AnswerverifiedShow Answer

An example of an animal with an incomplete gut is a

Correct AnswerverifiedShow Answer

The dentition of omnivores is specialized for ______ in their diets.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Chyme is produced in the

Correct AnswerverifiedShow Answer

An unhealthy diet can lead to obesity in individuals which can result in cardiovascular disease and Type 2 diabetes.

Correct AnswerverifiedShow Answer

The digestive juices found in the stomach include

Correct AnswerverifiedShow Answer

Which is NOT true of human salivary glands?

Correct AnswerverifiedShow Answer

The structural features of the small intestine that enable the absorption of nutrients are the

Correct AnswerverifiedShow Answer

Microvilli serve to

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
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Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

If a person has a diet high in saturated fats,_ molecules can carry cholesterol from the liver to cells and to the arterial walls,whereas _ transports cholesterol from the cells to the liver,where it is converted to bile salts which can lead to an increased risk of cardiovascular disease.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

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

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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