Question 1

Metabolism is defined as

Accepted Answer

A)  the sum of chemical processes that occur within a living cell to maintain life. 
B)  the release of energy from the breakdown of complex molecules into simpler molecules. 
C)  the use of energy to synthesize complex molecules from simpler ones. 
D)  the generation of waste products for excretion. 
A)  the sum of chemical processes that occur within a living cell to maintain life. 
B)  the release of energy from the breakdown of complex molecules into simpler molecules. 
C)  the use of energy to synthesize complex molecules from simpler ones. 
D)  the generation of waste products for excretion.

Question 2

The symptoms associated with inflammation of the intestinal lining include

Accepted Answer

A)  weight loss. 
B)  diarrhea. 
C)  fatigue. 
D)  diminished appetite. 
E)  All of the above 
A)  weight loss. 
B)  diarrhea. 
C)  fatigue. 
D)  diminished appetite. 
E)  All of the above

Question 3

Digestion of foods is required so that absorption of nutrients can happen.

Accepted Answer

A) True 
 B)False

Question 4

The symptoms of gastroesophogeal reflux disease (GERD) can be relieved by

Accepted Answer

A)  consuming large meals. 
B)  avoiding certain types of food, such as fried foods. 
C)  consuming caffeinated beverages. 
D)  avoiding treatment. 
A)  consuming large meals. 
B)  avoiding certain types of food, such as fried foods. 
C)  consuming caffeinated beverages. 
D)  avoiding treatment.

Question 5

Peristalsis is the

Accepted Answer

A)  wavelike muscular contractions that propel food from one region of the GI tract to the next. 
B)  process of chewing food. 
C)  process of churning food in the stomach. 
D)  final muscular movement that results in the elimination of waste. 
A)  wavelike muscular contractions that propel food from one region of the GI tract to the next. 
B)  process of chewing food. 
C)  process of churning food in the stomach. 
D)  final muscular movement that results in the elimination of waste.

Question 6

The difference between simple and facilitated diffusion is that

Accepted Answer

A)  facilitated diffusion requires energy while simple diffusion does not. 
B)  facilitated diffusion requires a carrier molecule while simple diffusion does not. 
C)  facilitated diffusion results in the exchange of substances across a membrane, while simple diffusion does not. 
D)  None of the above 
A)  facilitated diffusion requires energy while simple diffusion does not. 
B)  facilitated diffusion requires a carrier molecule while simple diffusion does not. 
C)  facilitated diffusion results in the exchange of substances across a membrane, while simple diffusion does not. 
D)  None of the above

Question 7

You can determine the number and types of atoms in a molecule using

Accepted Answer

A)  the periodic table. 
B)  the molecular formula. 
C)  the Internet. 
A)  the periodic table. 
B)  the molecular formula. 
C)  the Internet.

Question 8

Catabolic pathways that require oxygen are referred to as _____. Catabolic pathways that can function with low levels of oxygen are called _____.

Accepted Answer

A)  aerobic, anaerobic 
B)  anaerobic, aerobic 
C)  energy producing, energy requiring 
D)  energy requiring, energy producing 
A)  aerobic, anaerobic 
B)  anaerobic, aerobic 
C)  energy producing, energy requiring 
D)  energy requiring, energy producing

Question 9

Cellular waste products must be readily excreted in order for the body to remain healthy. The waste products that accumulate can be actively excreted by all of the following organs except:

Accepted Answer

A)  the kidneys. 
B)  the lungs. 
C)  the skin. 
D)  the hair. 
A)  the kidneys. 
B)  the lungs. 
C)  the skin. 
D)  the hair.

Question 10

The purpose of mucus secretion by stomach cells is

Accepted Answer

A)  to protect the stomach against damage from destructive chemicals secreted in gastric juice. 
B)  to initiate the digestion of foods. 
C)  to anchor foods against the stomach wall. 
D)  unknown. 
A)  to protect the stomach against damage from destructive chemicals secreted in gastric juice. 
B)  to initiate the digestion of foods. 
C)  to anchor foods against the stomach wall. 
D)  unknown.

Question 11

Nutrient absorption is best defined as the transfer of nutrients

Accepted Answer

A)  from the lumen of the small intestine into blood or the lymph. 
B)  from the lumen of the small intestine into mucosal cells. 
C)  from the stomach into the small intestine. 
D)  from the small intestine into the large intestine. 
A)  from the lumen of the small intestine into blood or the lymph. 
B)  from the lumen of the small intestine into mucosal cells. 
C)  from the stomach into the small intestine. 
D)  from the small intestine into the large intestine.

Question 12

The amount of time it takes for food to travel the entire length of the G.I. tract is called

Accepted Answer

A)  transit time. 
B)  transition time. 
C)  digestion time. 
D)  elimination time. 
A)  transit time. 
B)  transition time. 
C)  digestion time. 
D)  elimination time.

Question 13

Digestion and absorption are different names for the same process.

Accepted Answer

A) True 
 B)False

Question 14

The rate of gastric emptying can be increased by consuming

Accepted Answer

A)  solid foods. 
B)  high-fat foods. 
C)  small meals. 
D)  large meals. 
A)  solid foods. 
B)  high-fat foods. 
C)  small meals. 
D)  large meals.

Question 15

Bioavailability is the extent to which a nutrient is absorbed into the blood or lymphatic system.

Accepted Answer

A) True 
 B)False

Metabolism is defined as

The symptoms associated with inflammation of the intestinal lining include

Digestion of foods is required so that absorption of nutrients can happen.

The symptoms of gastroesophogeal reflux disease (GERD) can be relieved by

Peristalsis is the

The difference between simple and facilitated diffusion is that

You can determine the number and types of atoms in a molecule using

Catabolic pathways that require oxygen are referred to as _. Catabolic pathways that can function with low levels of oxygen are called _.

Cellular waste products must be readily excreted in order for the body to remain healthy. The waste products that accumulate can be actively excreted by all of the following organs except:

The purpose of mucus secretion by stomach cells is

Nutrient absorption is best defined as the transfer of nutrients

The amount of time it takes for food to travel the entire length of the G.I. tract is called

Digestion and absorption are different names for the same process.

The rate of gastric emptying can be increased by consuming

Bioavailability is the extent to which a nutrient is absorbed into the blood or lymphatic system.

Why Does Nutrition Matter

Choosing Foods Wisely

Carbohydrates

Protein

Lipids

The Vitamins

Water and the Minerals

Energy Balance and Body Weight Regulation

Life Cycle Nutrition

Nutrition and Physical Activity

Disordered Eating

Alcohol, Health, and Disease

Keeping Food Safe

Food Security, Hunger, and Malnutrition

Filters

Exam 3: Body Basics

Metabolism is defined as

The symptoms associated with inflammation of the intestinal lining include

Digestion of foods is required so that absorption of nutrients can happen.

The symptoms of gastroesophogeal reflux disease (GERD) can be relieved by

Peristalsis is the

The difference between simple and facilitated diffusion is that

You can determine the number and types of atoms in a molecule using

Catabolic pathways that require oxygen are referred to as _____. Catabolic pathways that can function with low levels of oxygen are called _____.

Cellular waste products must be readily excreted in order for the body to remain healthy. The waste products that accumulate can be actively excreted by all of the following organs except:

The purpose of mucus secretion by stomach cells is

Nutrient absorption is best defined as the transfer of nutrients

The amount of time it takes for food to travel the entire length of the G.I. tract is called

Digestion and absorption are different names for the same process.

The rate of gastric emptying can be increased by consuming

Bioavailability is the extent to which a nutrient is absorbed into the blood or lymphatic system.

Why Does Nutrition Matter

Choosing Foods Wisely

Carbohydrates

Protein

Lipids

The Vitamins

Water and the Minerals

Energy Balance and Body Weight Regulation

Life Cycle Nutrition

Nutrition and Physical Activity

Disordered Eating

Alcohol, Health, and Disease

Keeping Food Safe

Food Security, Hunger, and Malnutrition

Filters

Catabolic pathways that require oxygen are referred to as _. Catabolic pathways that can function with low levels of oxygen are called _.