Question 1

Vitamins and minerals are important in energy production because they:

Accepted Answer

A)  supply a necessary substrate. 
B)  speed up energy production. 
C)  provide endurance. 
D)  serve as cofactors in enzyme reactions. 
A)  supply a necessary substrate. 
B)  speed up energy production. 
C)  provide endurance. 
D)  serve as cofactors in enzyme reactions. D

Question 2

Essential fat is stored in:

Accepted Answer

A)  metabolically active tissue. 
B)  reproductive organs. 
C)  adipose tissue. 
D)  the brain and cell membranes. 
A)  metabolically active tissue. 
B)  reproductive organs. 
C)  adipose tissue. 
D)  the brain and cell membranes. A

Question 3

With prolonged exercise, two nutrients that can become depleted are:

Accepted Answer

A)  calcium and phosphorus. 
B)  glucose and glycogen. 
C)  protein and potassium. 
D)  vitamins A and D. 
A)  calcium and phosphorus. 
B)  glucose and glycogen. 
C)  protein and potassium. 
D)  vitamins A and D. B

Question 4

Fatty acids are mobilized for energy by:

Accepted Answer

A)  growth hormone. 
B)  hormone-sensitive lipase. 
C)  insulin. 
D)  gastric lipase. 
A)  growth hormone. 
B)  hormone-sensitive lipase. 
C)  insulin. 
D)  gastric lipase.

Question 5

The type of metabolism required for exercise that lasts more than 2 minutes is:

Accepted Answer

A)  aerobic. 
B)  anaerobic. 
C)  oxidative. 
D)  endurance. 
A)  aerobic. 
B)  anaerobic. 
C)  oxidative. 
D)  endurance.

Question 6

The term that refers to maximum oxygen uptake or aerobic capacity is:

Accepted Answer

A)  hitting the wall. 
B)  VO2 max. 
C)  muscle fatigue. 
D)  CO2 max. 
A)  hitting the wall. 
B)  VO2 max. 
C)  muscle fatigue. 
D)  CO2 max.

Question 7

The ion that enters myofibrils and stimulates actin and myosin to shorten the cell (contract) is:

Accepted Answer

A)  iron. 
B)  calcium. 
C)  sodium. 
D)  potassium. 
A)  iron. 
B)  calcium. 
C)  sodium. 
D)  potassium.

Question 8

During moderate or vigorous aerobic activity lasting 30 to 60 minutes, the best beverage to consume is:

Accepted Answer

A)  water. 
B)  sports drinks. 
C)  fruit juice. 
D)  energy drinks. 
A)  water. 
B)  sports drinks. 
C)  fruit juice. 
D)  energy drinks.

Question 9

The percentage of a man's body weight that is composed of essential body fat is:

Accepted Answer

A)  3% to 5%. 
B)  6% to 8%. 
C)  10% to 12%. 
D)  15% to 18%. 
A)  3% to 5%. 
B)  6% to 8%. 
C)  10% to 12%. 
D)  15% to 18%.

Question 10

When the supply of muscle glycogen is exhausted, the condition is called muscle:

Accepted Answer

A)  spasm. 
B)  contraction. 
C)  fatigue. 
D)  relaxation. 
A)  spasm. 
B)  contraction. 
C)  fatigue. 
D)  relaxation.

Question 11

For the body to maintain a moderate level of steady exercise:

Accepted Answer

A)  ample stores of fat must be available. 
B)  sufficient oxygen must be available to the cells. 
C)  the body must metabolize amino acids. 
D)  the body must use anaerobic metabolism. 
A)  ample stores of fat must be available. 
B)  sufficient oxygen must be available to the cells. 
C)  the body must metabolize amino acids. 
D)  the body must use anaerobic metabolism.

Question 12

A type of exercise that is considered to be aerobic for amateur athletes is:

Accepted Answer

A)  gardening. 
B)  golf. 
C)  tennis. 
D)  bicycling. 
A)  gardening. 
B)  golf. 
C)  tennis. 
D)  bicycling.

Question 13

An important function of water in exercise physiology is to:

Accepted Answer

A)  neutralize waste products. 
B)  provide sodium for the extracellular fluid. 
C)  lubricate the joints. 
D)  transport heat from the body. 
A)  neutralize waste products. 
B)  provide sodium for the extracellular fluid. 
C)  lubricate the joints. 
D)  transport heat from the body.

Question 14

People with hypertension who exercise are likely to:

Accepted Answer

A)  need less medication. 
B)  need more medication. 
C)  develop type 2 diabetes. 
D)  dehydrate easily. 
A)  need less medication. 
B)  need more medication. 
C)  develop type 2 diabetes. 
D)  dehydrate easily.

Question 15

The amount of blood pumped out of the heart during one beat or contraction is called:

Accepted Answer

A)  stroke volume. 
B)  cardiac output. 
C)  cardiac rate. 
D)  tidal volume. 
A)  stroke volume. 
B)  cardiac output. 
C)  cardiac rate. 
D)  tidal volume.

Question 16

For moderately active persons, the percentage of total kcalorie intake that should be provided by carbohydrate is about:

Accepted Answer

A)  25% to 40%. 
B)  35% to 55%. 
C)  40% to 60%. 
D)  45% to 65%. 
A)  25% to 40%. 
B)  35% to 55%. 
C)  40% to 60%. 
D)  45% to 65%.

Question 17

A person's aerobic capacity is expressed in terms of:

Accepted Answer

A)  grams per kilogram of body weight. 
B)  milliliters of oxygen per kilogram of body weight per minute. 
C)  milligrams of oxygen per kilogram of body weight per minute. 
D)  cubic centimeters of oxygen per kilogram of body weight. 
A)  grams per kilogram of body weight. 
B)  milliliters of oxygen per kilogram of body weight per minute. 
C)  milligrams of oxygen per kilogram of body weight per minute. 
D)  cubic centimeters of oxygen per kilogram of body weight.

Question 18

Adults should perform moderate-intensity or vigorous-intensity aerobic exercise throughout the week in episodes of at least:

Accepted Answer

A)  5 minutes. 
B)  10 minutes. 
C)  20 minutes. 
D)  45 minutes. 
A)  5 minutes. 
B)  10 minutes. 
C)  20 minutes. 
D)  45 minutes.

Question 19

A compound that provides a backup source of high-energy phosphate bonds after ATP stores are used up is:

Accepted Answer

A)  glycogen. 
B)  fatty acids. 
C)  creatine phosphate. 
D)  lipoprotein lipase. 
A)  glycogen. 
B)  fatty acids. 
C)  creatine phosphate. 
D)  lipoprotein lipase.

Question 20

The site responsible for the largest amount of energy production is the:

Accepted Answer

A)  cell cytoplasm. 
B)  nucleus. 
C)  mitochondria. 
D)  myofilaments. 
A)  cell cytoplasm. 
B)  nucleus. 
C)  mitochondria. 
D)  myofilaments.

Exam 14: Nutrition and Physical Fitness

Vitamins and minerals are important in energy production because they:

Essential fat is stored in:

With prolonged exercise, two nutrients that can become depleted are:

Fatty acids are mobilized for energy by:

The type of metabolism required for exercise that lasts more than 2 minutes is:

The term that refers to maximum oxygen uptake or aerobic capacity is:

The ion that enters myofibrils and stimulates actin and myosin to shorten the cell (contract) is:

During moderate or vigorous aerobic activity lasting 30 to 60 minutes, the best beverage to consume is:

The percentage of a man's body weight that is composed of essential body fat is:

When the supply of muscle glycogen is exhausted, the condition is called muscle:

For the body to maintain a moderate level of steady exercise:

A type of exercise that is considered to be aerobic for amateur athletes is:

An important function of water in exercise physiology is to:

People with hypertension who exercise are likely to:

The amount of blood pumped out of the heart during one beat or contraction is called:

For moderately active persons, the percentage of total kcalorie intake that should be provided by carbohydrate is about:

A person's aerobic capacity is expressed in terms of:

Adults should perform moderate-intensity or vigorous-intensity aerobic exercise throughout the week in episodes of at least:

A compound that provides a backup source of high-energy phosphate bonds after ATP stores are used up is:

The site responsible for the largest amount of energy production is the:

Nutrition and Health

Digestion, Absorption, and Metabolism

Carbohydrates

Lipids

Proteins

Vitamins

Minerals and Water

Energy Balance

Food Selection and Food Safety

Community Nutrition: Promoting Healthy Eating

Nutrition During Pregnancy and Lactation

Nutrition for Normal Growth and Development

Nutrition for Adults: Early, Middle, and Later Years

The Complexity of Obesity: Beyond Energy Balance

Nutrition Assessment and Nutrition Therapy in Patient Care

Metabolic Stress

Drug-Nutrient Interactions

Nutrition Support: Enteral and Parenteral Nutrition

Gastrointestinal Diseases

Diseases of the Heart, Blood Vessels, and Lungs

Diabetes Mellitus

Renal Disease

Acquired Immunodeficiency Syndrome Aids

Cancer

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