Question 1

A line graph is used to illustrate the relationships between two variables.The independent variable is placed

Accepted Answer

A) at the top of the graph as a "heading" 
B) on the X axis 
C) on the Y axis 
D) None of the above answers are correct 
A) at the top of the graph as a "heading" 
B) on the X axis 
C) on the Y axis 
D) None of the above answers are correct

Question 2

The human body contains over ___________skeletal muscles.

Accepted Answer

A) 200 
B) 300 
C) 500 
D) 600 
A) 200 
B) 300 
C) 500 
D) 600

Question 3

Which of the following measurements have been used to estimate the "lactate threshold"?

Accepted Answer

A) inspiratory threshold 
B) ventilatory threshold 
C) peak running velocity 
D) All of the above answers are correct 
A) inspiratory threshold 
B) ventilatory threshold 
C) peak running velocity 
D) All of the above answers are correct

Question 4

Compared to NADH,each FADH molecule produces _____ATP.

Accepted Answer

A) less. 
B) more. 
C) the same amount of. 
D) None of the above answers are correct. 
A) less. 
B) more. 
C) the same amount of. 
D) None of the above answers are correct.

Question 5

During high intensity exercise lasting 180 seconds,what percent of the total ATP production is derived from aerobic production (i.e. ,oxidative phosphorylation)of ATP?

Accepted Answer

A) 10% 
B) 30% 
C) 40% 
D) 60% 
A) 10% 
B) 30% 
C) 40% 
D) 60%

Question 6

The term specific heat refers to:

Accepted Answer

A) the heat produced in contracting skeletal muscles 
B) the heat generated by cross-bridge cycling 
C) the heat produced in a specific organ 
D) the amount of heat required to raise the temperature of 1 kg of body tissue by 1oC. 
A) the heat produced in contracting skeletal muscles 
B) the heat generated by cross-bridge cycling 
C) the heat produced in a specific organ 
D) the amount of heat required to raise the temperature of 1 kg of body tissue by 1oC.

Question 7

Three years of endurance exercise training increases VO2 max by:

Accepted Answer

A) increasing maximal cardiac output and increasing the max arterial-venous oxygen difference 
B) increasing maximal cardiac output ONLY 
C) increasing the max arterial-venous oxygen difference ONLY 
D) None of the above answers are correct 
A) increasing maximal cardiac output and increasing the max arterial-venous oxygen difference 
B) increasing maximal cardiac output ONLY 
C) increasing the max arterial-venous oxygen difference ONLY 
D) None of the above answers are correct

Question 8

The two major causes of bone loss in female athletes are:

Accepted Answer

A) estrogen deficiency and inadequate calcium intake 
B) low blood levels of vitamin D and inadequate calcium intake 
C) low estrogen levels and low vitamin E 
D) None of the above answers are correct 
A) estrogen deficiency and inadequate calcium intake 
B) low blood levels of vitamin D and inadequate calcium intake 
C) low estrogen levels and low vitamin E 
D) None of the above answers are correct

Question 9

Which of the following components of the nervous system is responsible for maintaining balance and detecting linear and angular acceleration?

Accepted Answer

A) motor cortex 
B) joint and tendon receptors 
C) ocularmotor center 
D) vestibular apparatus 
A) motor cortex 
B) joint and tendon receptors 
C) ocularmotor center 
D) vestibular apparatus

Question 10

A placebo is defined as a ____________________.

Accepted Answer

A) drug that causes limited side-effects 
B) a treatment that is a "look-alike" substance relative to the treatment under consideration,but does not cause an effect. 
C) drug that mimics the drug of interest. 
D) None of the above answers are correct 
A) drug that causes limited side-effects 
B) a treatment that is a "look-alike" substance relative to the treatment under consideration,but does not cause an effect. 
C) drug that mimics the drug of interest. 
D) None of the above answers are correct

Question 11

Which of the following statements is NOT true regarding the consumption of caffeine?

Accepted Answer

A) Benefits of caffeine include buffering of hydrogen ions. 
B) Benefits of caffeine include mobilization of free fatty acids. 
C) Caffeine consumption can stimulate the central nervous system 
D) All of the above answers are correct 
A) Benefits of caffeine include buffering of hydrogen ions. 
B) Benefits of caffeine include mobilization of free fatty acids. 
C) Caffeine consumption can stimulate the central nervous system 
D) All of the above answers are correct

Question 12

Based on the pH scale,acidosis is defined as

Accepted Answer

A) arterial pH below 7.4 
B) arterial pH below 7.2 
C) arterial pH below 7.0 
D) None of the above answers are correct 
A) arterial pH below 7.4 
B) arterial pH below 7.2 
C) arterial pH below 7.0 
D) None of the above answers are correct

Question 13

Which of the following protein sources provides the highest level of essential amino acids?

Accepted Answer

A) Soy protein 
B) Whey protein 
C) Casein protein 
D) No differences exist in the levels of essential amino acids between these protein sources 
A) Soy protein 
B) Whey protein 
C) Casein protein 
D) No differences exist in the levels of essential amino acids between these protein sources

Question 14

Which of the following factors can increase arterial blood pressure?

Accepted Answer

A) increase in blood volume 
B) increase in stroke volume 
C) increased peripheral resistance 
D) all of the above answers are correct 
A) increase in blood volume 
B) increase in stroke volume 
C) increased peripheral resistance 
D) all of the above answers are correct

Question 15

High intensity interval training (60-90 seconds duration of the interval)has been shown to:

Accepted Answer

A) Improve the maximal capacity of the ATP/PC system without improving VO2 max. 
B) Improve the maximal capacity of the glycolytic system without improving VO2 max. 
C) Improve VO2 max and increase mitochondrial density in the trained muscles. 
D) None of the above answers are correct 
A) Improve the maximal capacity of the ATP/PC system without improving VO2 max. 
B) Improve the maximal capacity of the glycolytic system without improving VO2 max. 
C) Improve VO2 max and increase mitochondrial density in the trained muscles. 
D) None of the above answers are correct

Question 16

The muscle spindle functions as a

Accepted Answer

A) chemoreceptor for skeletal muscles. 
B) pressure receptor for skeletal muscles. 
C) tension monitor for skeletal muscles. 
D) None of the above answers are correct 
A) chemoreceptor for skeletal muscles. 
B) pressure receptor for skeletal muscles. 
C) tension monitor for skeletal muscles. 
D) None of the above answers are correct

Question 17

Performance in endurance events is improved by a diet high in carbohydrates primarily because:

Accepted Answer

A) a high carbohydrate diet is required to maintain blood glucose levels. 
B) a high carbohydrate diet maintains muscle glycogen levels. 
C) a high carbohydrate diet stimulates muscle protein synthesis. 
D) None of the above answers are correct 
A) a high carbohydrate diet is required to maintain blood glucose levels. 
B) a high carbohydrate diet maintains muscle glycogen levels. 
C) a high carbohydrate diet stimulates muscle protein synthesis. 
D) None of the above answers are correct

Question 18

__________are the source for additional nuclei in muscle fibers.

Accepted Answer

A) Bone-derived stem cells 
B) Space cells 
C) Satellite cells 
D) Plasma cells 
A) Bone-derived stem cells 
B) Space cells 
C) Satellite cells 
D) Plasma cells

Question 19

The ________ buffer system is considered the most important buffer system in the body.

Accepted Answer

A) protein 
B) hemoglobin 
C) carnosine 
D) bicarbonate 
A) protein 
B) hemoglobin 
C) carnosine 
D) bicarbonate

Question 20

Which of the following factors contribute to the age related decline in endurance performance?

Accepted Answer

A) decrease in VO2 max 
B) decrease in the lactate threshold 
C) decrease in exercise economy 
D) All of the above answers are correct 
A) decrease in VO2 max 
B) decrease in the lactate threshold 
C) decrease in exercise economy 
D) All of the above answers are correct

Exam 2: A: Common Measurements in Exercise Physiology

A line graph is used to illustrate the relationships between two variables.The independent variable is placed

The human body contains over ___________skeletal muscles.

Which of the following measurements have been used to estimate the "lactate threshold"?

Compared to NADH,each FADH molecule produces _____ATP.

During high intensity exercise lasting 180 seconds,what percent of the total ATP production is derived from aerobic production (i.e. ,oxidative phosphorylation)of ATP?

The term specific heat refers to:

Three years of endurance exercise training increases VO2 max by:

The two major causes of bone loss in female athletes are:

Which of the following components of the nervous system is responsible for maintaining balance and detecting linear and angular acceleration?

A placebo is defined as a ____________________.

Which of the following statements is NOT true regarding the consumption of caffeine?

Based on the pH scale,acidosis is defined as

Which of the following protein sources provides the highest level of essential amino acids?

Which of the following factors can increase arterial blood pressure?

High intensity interval training (60-90 seconds duration of the interval)has been shown to:

The muscle spindle functions as a

Performance in endurance events is improved by a diet high in carbohydrates primarily because:

__________are the source for additional nuclei in muscle fibers.

The ________ buffer system is considered the most important buffer system in the body.

Which of the following factors contribute to the age related decline in endurance performance?

Introduction to Exercise Physiology

B: Common Measurements in Exercise Physiology

Control of the Internal Environment

Bioenergetics

Exercise Metabolism

Cell Signaling and Hormonal Response to Exercise

Exercise and the Immune System

The Nervous System: Structure and Control of Movement

Skeletal Muscle: Structure and Function

Circulatory Responses to Exercise

Respiration During Exercise

Acid-Base Balance

Temperature Regulation

Physiology of Training: Effect on Vo2 Max, Performance, and Strength

Preventing Chronic Disease: Physical Activity and Healthy Eating

Work Tests to Evaluate Cardiorespiratory Fitness

Exercise Prescriptions for Health and Fitness

Exercise Prescriptions for Health and Fitness

Nutrition and Body Composition for Health

Factors Affecting Performance

Laboratory Assessment of Human Performance

Training for Performance

Training for the Female Athlete, Children, Special Populations, and the Masters Athlete

Nutrition, Body Composition, and Performance

Exercise and the Environment

Ergogenic Aids

Filters

Three years of endurance exercise training increases VO₂max by: