Question 1

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) D) and E)

Question 2

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 these are correct.
E)  None of these are correct.F) B) and D)
G) B) and C)

Question 3

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.F) B) and E)
G) A) and D)

Question 4

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 modulate cardiovascular function.

Accepted Answer

A)  LDL; HDL
B)  HDL; trans-fats
C)  LDL; insulin
D)  HDL; LDLE) A) and B)
F) A) and C)

Question 5

All of the following statements are true about squid EXCEPT

Accepted Answer

A)  squid are continuous feeders.
B)  the squid's tentacles seize its prey.
C)  the mouth has jaws that bite off pieces of prey with the help of a toothy radula.
D)  digestion occurs in the stomach and a cecum.
E)  squids are molluscs.F) A) and C)
G) A) and B)

Question 6

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 7

Carbohydrate digestion begins in the mouth and continues on into the small intestines.Explain the steps of carbohydrate digestion,including in your discussion why salivary amylase is nonfunctional in the stomach?

Accepted Answer

Saliva contains salivary amylase,which b...

Question 8

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) All of the above
F) A) and D)

Question 9

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 beds.E) A) and B)
F) C) and D)

Question 10

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 11

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

Question 12

Which of the following is considered an accessory gland in the digestive system?

Accepted Answer

A)  pharynx
B)  esophagus
C)  stomach
D)  cecum
E)  pancreasF) C) and D)
G) A) and E)

Question 13

List,in order,the organs that food will go through as it starts in the mouth and comes out the anus.

Accepted Answer

Food will start in the mouth,swallowed i...

Question 14

________ 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 acidsE) A) and B)
F) All of the above

Question 15

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.E) A) and B)
F) A) and C)

Question 16

Which of the following statements concerning dietary protein is true?

Accepted Answer

A)  Protein should supply the bulk of our dietary calories.
B)  It is not possible for vegetarians to have a balanced diet with adequate protein intake.
C)  The average American eats about half the recommended protein.
D)  Dietary protein is digested to nucleic acids,which are used to make DNA.
E)  Growth in children may be delayed or stunted if essential amino acids are not present in their diets.F) B) and D)
G) A) and C)

Question 17

The function of canine teeth in humans is

Accepted Answer

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

Exam 34: Digestive Systems and Nutrition

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

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified

The small intestines receive

Correct Answer
verified

All of the following statements are true about squid EXCEPT

Correct Answer
verified

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

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 modulate cardiovascular function.

Correct Answer
verified

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.

Correct Answer
verified

Which of the following is considered an accessory gland in the digestive system?

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

Which animals would be classified as continuous feeders?

Correct Answer
verified

Carbohydrate digestion begins in the mouth and continues on into the small intestines.Explain the steps of carbohydrate digestion,including in your discussion why salivary amylase is nonfunctional in the stomach?

Correct Answer
verified
Saliva contains salivary amylase,which b...
View Answer

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

Correct Answer
verified

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

Correct Answer
verified

Which of the following statements concerning dietary protein is true?

Correct Answer
verified

List,in order,the organs that food will go through as it starts in the mouth and comes out the anus.

Correct Answer
verified
Food will start in the mouth,swallowed i...
View Answer

The function of canine teeth in humans is

Correct Answer
verified

Exam 34: Digestive Systems and Nutrition

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The small intestines receive

Correct AnswerverifiedShow Answer

All of the following statements are true about squid EXCEPT

Correct AnswerverifiedShow Answer

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

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 modulate cardiovascular function.

Correct AnswerverifiedShow Answer

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.

Correct AnswerverifiedShow Answer

Which of the following is considered an accessory gland in the digestive system?

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

Which animals would be classified as continuous feeders?

Correct AnswerverifiedShow Answer

Carbohydrate digestion begins in the mouth and continues on into the small intestines.Explain the steps of carbohydrate digestion,including in your discussion why salivary amylase is nonfunctional in the stomach?

Correct AnswerverifiedSaliva contains salivary amylase,which b...View AnswerShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which of the following statements concerning dietary protein is true?

Correct AnswerverifiedShow Answer

List,in order,the organs that food will go through as it starts in the mouth and comes out the anus.

Correct AnswerverifiedFood will start in the mouth,swallowed i...View AnswerShow Answer

The function of canine teeth in humans is

Correct AnswerverifiedShow Answer

Correct Answer
verified

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

Correct Answer
verified

Correct Answer
verified

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 modulate cardiovascular function.

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Saliva contains salivary amylase,which b...
View Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified
Food will start in the mouth,swallowed i...
View Answer

Correct Answer
verified