Question 1

Which of the following features is associated with pica?

Accepted Answer

A)  person is a greater risk for various poisoning 
B)  person has an irrational fear of getting fat 
C)  individual engages in extreme physical activity to avoid weight gain 
D)  person conducts self-induced vomiting and laxative abuse 
E)  individual frequently eats large amounts of food while feeling a loss of control 
A)  person is a greater risk for various poisoning 
B)  person has an irrational fear of getting fat 
C)  individual engages in extreme physical activity to avoid weight gain 
D)  person conducts self-induced vomiting and laxative abuse 
E)  individual frequently eats large amounts of food while feeling a loss of control

Question 2

In humans, what is the sequence of fat digestion from the lumen of the small intestine to the bloodstream?

Accepted Answer

A)  lipids → fatty acid and glycerol (converted in liver) → bloodstream 
B)  lipids → fatty acid and glycerol (converted in lacteal) → bloodstream 
C)  lipids → fatty acid and glycerol (converted in epithelial cell) → bloodstream 
D)  lipids → fatty acid and glycerol (converted in epithelial cell) → lacteal → bloodstream 
E)  lipids → fatty acid and glycerol (converted in liver) → lacteal → bloodstream 
A)  lipids → fatty acid and glycerol (converted in liver) → bloodstream 
B)  lipids → fatty acid and glycerol (converted in lacteal) → bloodstream 
C)  lipids → fatty acid and glycerol (converted in epithelial cell) → bloodstream 
D)  lipids → fatty acid and glycerol (converted in epithelial cell) → lacteal → bloodstream 
E)  lipids → fatty acid and glycerol (converted in liver) → lacteal → bloodstream

Question 3

What pH is required in order for protein to be digested into peptides with the use of pepsin?

Accepted Answer

A)  2.0 
B)  7.0 
C)  7.6 
D)  9.3 
E)  Pepsin will not digest proteins into peptides. 
A)  2.0 
B)  7.0 
C)  7.6 
D)  9.3 
E)  Pepsin will not digest proteins into peptides.

Question 4

Which of the following is responsible for the storage of extra bile?

Accepted Answer

A)  small intestine 
B)  liver 
C)  stomach 
D)  gallbladder 
E)  pancreas 
A)  small intestine 
B)  liver 
C)  stomach 
D)  gallbladder 
E)  pancreas

Question 5

Which eating disorder is most commonly diagnosed among people who seek treatment?

Accepted Answer

A)  EDNOS (eating disorders not otherwise specified) 
B)  anorexia nervosa 
C)  purging episodes 
D)  bulimia nervosa 
E)  binge-eating followed by purging 
A)  EDNOS (eating disorders not otherwise specified) 
B)  anorexia nervosa 
C)  purging episodes 
D)  bulimia nervosa 
E)  binge-eating followed by purging

Question 6

Dietary fiber is important because

Accepted Answer

A)  it slows down the movement of food through the large intestine. 
B)  it is an important nutrient for humans. 
C)  it may decrease the risk of colon cancer. 
D)  it increases the absorption of cholesterol. 
E)  All of the answer choices are reasons why dietary fiber is important. 
A)  it slows down the movement of food through the large intestine. 
B)  it is an important nutrient for humans. 
C)  it may decrease the risk of colon cancer. 
D)  it increases the absorption of cholesterol. 
E)  All of the answer choices are reasons why dietary fiber is important.

Question 7

Name the organ of the digestive tract that contains microvilli and absorbs nutrients.

Accepted Answer

A)  large intestine 
B)  small intestine 
C)  stomach 
D)  appendix 
A)  large intestine 
B)  small intestine 
C)  stomach 
D)  appendix

Question 8

If we set up an experimental design to explore the full digestion of starch to glucose, we would need to include which enzymes?

Accepted Answer

A)  pepsin and hydrochloric acid 
B)  amylase and maltase 
C)  trypsin and maltase 
D)  pepsin and lipase 
E)  trypsin and lipase 
A)  pepsin and hydrochloric acid 
B)  amylase and maltase 
C)  trypsin and maltase 
D)  pepsin and lipase 
E)  trypsin and lipase

Question 9

Public health workers look for ways to prevent diseases. Which of the following jaundice-causing diseases has the potential to be reduced by public health measures?

Accepted Answer

A)  obstructive jaundice caused by gallstones 
B)  obstructive jaundice caused by a cancerous tumor 
C)  hepatitis A by sewage control 
D)  cirrhosis caused by excessive alcohol consumption 
E)  hemolytic jaundice by blood screening 
A)  obstructive jaundice caused by gallstones 
B)  obstructive jaundice caused by a cancerous tumor 
C)  hepatitis A by sewage control 
D)  cirrhosis caused by excessive alcohol consumption 
E)  hemolytic jaundice by blood screening

Question 10

The fingerlike projections along the surface of the small intestine are called

Accepted Answer

A)  mucosa. 
B)  lacteals. 
C)  capillaries. 
D)  villi. 
E)  appendices. 
A)  mucosa. 
B)  lacteals. 
C)  capillaries. 
D)  villi. 
E)  appendices.

Exam 14: Digestive System and Nutrition

Which of the following features is associated with pica?

In humans, what is the sequence of fat digestion from the lumen of the small intestine to the bloodstream?

What pH is required in order for protein to be digested into peptides with the use of pepsin?

Which of the following is responsible for the storage of extra bile?

Which eating disorder is most commonly diagnosed among people who seek treatment?

Dietary fiber is important because

Name the organ of the digestive tract that contains microvilli and absorbs nutrients.

If we set up an experimental design to explore the full digestion of starch to glucose, we would need to include which enzymes?

Public health workers look for ways to prevent diseases. Which of the following jaundice-causing diseases has the potential to be reduced by public health measures?

The fingerlike projections along the surface of the small intestine are called

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