Question 1

Health officials will test water supplies for fecal contamination by looking for which bacteria?

Accepted Answer

A)  Staphylococcus aureus . 
B)  Streptococcus pyogenes . 
C)  Escherichia coli . 
D)  Mycobacterium tuberculosis . 
E)  Clostridium botulinum . 
A)  Staphylococcus aureus . 
B)  Streptococcus pyogenes . 
C)  Escherichia coli . 
D)  Mycobacterium tuberculosis . 
E)  Clostridium botulinum . C

Question 2

Ammonia is produced when cells break down

Accepted Answer

A)  fats. 
B)  amino acids. 
C)  carbohydrates. 
D)  nucleic acids. 
E)  vitamins. 
A)  fats. 
B)  amino acids. 
C)  carbohydrates. 
D)  nucleic acids. 
E)  vitamins. B

Question 3

A condition that interferes with the ability of the small intestine to take up nutrients is

Accepted Answer

A)  gastritis. 
B)  colitis. 
C)  a malabsorption disorder. 
D)  diverticulitis. 
E)  diverticulosis. 
A)  gastritis. 
B)  colitis. 
C)  a malabsorption disorder. 
D)  diverticulitis. 
E)  diverticulosis. C

Question 4

People who see themselves as fat no matter how thin they become are suffering from

Accepted Answer

A)  anorexia nervosa. 
B)  bulimia. 
C)  obsessive compulsive disorder. 
D)  oppositional defiance disorder. 
E)  passive-aggressive disorder. 
A)  anorexia nervosa. 
B)  bulimia. 
C)  obsessive compulsive disorder. 
D)  oppositional defiance disorder. 
E)  passive-aggressive disorder.

Question 5

Which of the following are tiny projections of the mucosal wall?

Accepted Answer

A)  microvilli 
B)  mucins 
C)  villi 
D)  submucosa 
E)  jejunum 
A)  microvilli 
B)  mucins 
C)  villi 
D)  submucosa 
E)  jejunum

Question 6

The acid released in the stomach is

Accepted Answer

A)  carbonic acid. 
B)  hydrochloric acid. 
C)  nitric acid. 
D)  sulfuric acid. 
E)  phosphoric acid. 
A)  carbonic acid. 
B)  hydrochloric acid. 
C)  nitric acid. 
D)  sulfuric acid. 
E)  phosphoric acid.

Question 7

Ammonia is converted to ____ by the liver.

Accepted Answer

A)  amino acids 
B)  glycogen 
C)  urea 
D)  bile 
E)  digestive enzymes 
A)  amino acids 
B)  glycogen 
C)  urea 
D)  bile 
E)  digestive enzymes

Question 8

Selecting the Exception Four of the five answers listed below perform their task in the same workplace. Select the exception.

Accepted Answer

A)  pepsin 
B)  lipase 
C)  carboxypeptidase 
D)  nuclease 
E)  disaccharidase 
A)  pepsin 
B)  lipase 
C)  carboxypeptidase 
D)  nuclease 
E)  disaccharidase

Question 9

Obesity, an excess of body fat, is defined as more than

Accepted Answer

A)  24% for males and 20% for females. 
B)  20% for males and 20% for females. 
C)  20% for males and 24% for females. 
D)  24% for males and 24% for females. 
E)  18% for males and 20% for females. 
A)  24% for males and 20% for females. 
B)  20% for males and 20% for females. 
C)  20% for males and 24% for females. 
D)  24% for males and 24% for females. 
E)  18% for males and 20% for females.

Question 10

Selecting the Exception Four of the five answers listed below are all of the same class of vitamins. Select the exception.

Accepted Answer

A)  Vitamin B6 
B)  Vitamin B12 
C)  Vitamin C 
D)  Vitamin D 
E)  folic acid 
A)  Vitamin B6 
B)  Vitamin B12 
C)  Vitamin C 
D)  Vitamin D 
E)  folic acid

Question 11

Brushlike projections from the villi are

Accepted Answer

A)  cilia. 
B)  flagella. 
C)  lymph vessels. 
D)  microvilli. 
E)  rugae. 
A)  cilia. 
B)  flagella. 
C)  lymph vessels. 
D)  microvilli. 
E)  rugae.

Question 12

Which of the following regions connects directly to the rectum?

Accepted Answer

A)  sigmoid colon 
B)  ascending colon 
C)  descending colon 
D)  transverse colon 
E)  appendix 
A)  sigmoid colon 
B)  ascending colon 
C)  descending colon 
D)  transverse colon 
E)  appendix

Question 13

Which of the following are absorbed by the lymphatic system?

Accepted Answer

A)  monosaccharides 
B)  amino acids 
C)  monoglycerides 
D)  fatty acids 
E)  both monoglycerides and fatty acids 
A)  monosaccharides 
B)  amino acids 
C)  monoglycerides 
D)  fatty acids 
E)  both monoglycerides and fatty acids

Question 14

Canines (cuspids) are used to

Accepted Answer

A)  grind food. 
B)  bite off chunks of food. 
C)  tear food. 
D)  mince food. 
E)  pulverize food. 
A)  grind food. 
B)  bite off chunks of food. 
C)  tear food. 
D)  mince food. 
E)  pulverize food.

Question 15

The folds of the stomach are called

Accepted Answer

A)  villi. 
B)  microvilli. 
C)  tight junctions. 
D)  rugae. 
E)  haustra. 
A)  villi. 
B)  microvilli. 
C)  tight junctions. 
D)  rugae. 
E)  haustra.

Question 16

Selecting the Exception Four of the five answers listed below are associated with digestive disorders. Select the exception.

Accepted Answer

A)  Crohn's disease 
B)  basal metabolism 
C)  lactose intolerance 
D)  cystic fibrosis 
E)  food allergies 
A)  Crohn's disease 
B)  basal metabolism 
C)  lactose intolerance 
D)  cystic fibrosis 
E)  food allergies

Question 17

A bolus is formed in the

Accepted Answer

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

Question 18

The healthiest carbohydrates are

Accepted Answer

A)  simple sugars. 
B)  disaccharides. 
C)  fruit sugars. 
D)  "complex" carbohydrates 
E)  cane sugars. 
A)  simple sugars. 
B)  disaccharides. 
C)  fruit sugars. 
D)  "complex" carbohydrates 
E)  cane sugars.

Question 19

The function of segmentation is to

Accepted Answer

A)  move the food through the digestive tract. 
B)  churn the food and mix the contents with the digestive tract. 
C)  bring the contents to the wall of the tract where they could be absorbed. 
D)  produce a wavelike push of the gut contents through the system. 
E)  churn the food and mix the contents with the digestive tract and also bring the contents to the wall of the tract where they could be absorbed. 
A)  move the food through the digestive tract. 
B)  churn the food and mix the contents with the digestive tract. 
C)  bring the contents to the wall of the tract where they could be absorbed. 
D)  produce a wavelike push of the gut contents through the system. 
E)  churn the food and mix the contents with the digestive tract and also bring the contents to the wall of the tract where they could be absorbed.

Question 20

Which vitamin helps older women retain calcium and diminish bone loss?

Accepted Answer

A)  A 
B)  D 
C)  C 
D)  B12 
E)  K 
A)  A 
B)  D 
C)  C 
D)  B12 
E)  K

Exam 11: Digestion and Nutrition

Health officials will test water supplies for fecal contamination by looking for which bacteria?

Ammonia is produced when cells break down

A condition that interferes with the ability of the small intestine to take up nutrients is

People who see themselves as fat no matter how thin they become are suffering from

Which of the following are tiny projections of the mucosal wall?

The acid released in the stomach is

Ammonia is converted to ____ by the liver.

Selecting the Exception Four of the five answers listed below perform their task in the same workplace. Select the exception.

Obesity, an excess of body fat, is defined as more than

Selecting the Exception Four of the five answers listed below are all of the same class of vitamins. Select the exception.

Brushlike projections from the villi are

Which of the following regions connects directly to the rectum?

Which of the following are absorbed by the lymphatic system?

Canines (cuspids) are used to

The folds of the stomach are called

Selecting the Exception Four of the five answers listed below are associated with digestive disorders. Select the exception.

A bolus is formed in the

The healthiest carbohydrates are

The function of segmentation is to

Which vitamin helps older women retain calcium and diminish bone loss?

Learning About Human Biology

Chemistry of Life

Cells and How They Work

Tissues, Organs, and Organ Systems

The Skeletal System

The Muscular System

Circulation: the Heart and Blood Vessels

Blood

Immunity and Disease

The Respiratory System

The Urinary System

The Nervous System

Sensory Systems

The Endocrine System

Reproductive Systems

Development and Aging

Cell Reproduction

Introduction to Genetics

Chromosomes and Human Genetics

DNA, Genes, and Biotechnology

Genes and Disease: Cancer

Principles of Evolution

Principles of Ecology

Human Impacts on the Biosphere

Filters