Question 1

What are the roles of genetics and training in determining muscle fiber type?

Accepted Answer

Genetics plays a primary role in determining the number and type of muscle fibers. Fiber type distribution can be altered by training. Most studies have shown exercise training to increase the relative proportion of fast-twitch type IIa fibers.

Question 2

The amount of weight that an individual can lift during one maximal effort is

Accepted Answer

A)  muscular endurance. 
B)  maximal power output. 
C)  muscular strength. 
D)  optimal power output. 
A)  muscular endurance. 
B)  maximal power output. 
C)  muscular strength. 
D)  optimal power output. C

Question 3

Positive work is an alternative term for which of the following?

Accepted Answer

A)  concentric muscle action 
B)  fast-twitch fiber contraction 
C)  eccentric muscle action 
D)  intermediate-twitch fiber contraction 
A)  concentric muscle action 
B)  fast-twitch fiber contraction 
C)  eccentric muscle action 
D)  intermediate-twitch fiber contraction A

Question 4

The energy required to drive the heart and respiratory muscles and to build and maintain body tissues is known as the

Accepted Answer

A)  resting metabolic rate. 
B)  progressive resistance rate. 
C)  calorie requirement. 
D)  cardiorespiratory rate. 
A)  resting metabolic rate. 
B)  progressive resistance rate. 
C)  calorie requirement. 
D)  cardiorespiratory rate.

Question 5

The connective tissue that surrounds a bundle of muscle fibers is called

Accepted Answer

A)  fascicle. 
B)  fascia. 
C)  tendon. 
D)  ligament. 
A)  fascicle. 
B)  fascia. 
C)  tendon. 
D)  ligament.

Question 6

Which of the following is a major muscle of the leg?

Accepted Answer

A)  trapezius 
B)  vastus medialis 
C)  rectus abdominis 
D)  gluteus maximus 
A)  trapezius 
B)  vastus medialis 
C)  rectus abdominis 
D)  gluteus maximus

Question 7

Muscle fiber recruitment is an involuntary action directed by the nervous system.

Accepted Answer

A) True 
 B)False

Question 8

Chemical precursors to the formation of ________ in the body have come into favor with athletes and bodybuilders.

Accepted Answer

A)  adrenaline 
B)  testosterone 
C)  estrogen 
D)  adenosine triphosphate 
A)  adrenaline 
B)  testosterone 
C)  estrogen 
D)  adenosine triphosphate

Question 9

A motor nerve and all the muscle fibers it controls is called a

Accepted Answer

A)  muscle bundle. 
B)  muscle fascia. 
C)  neurotransmitter. 
D)  motor unit. 
A)  muscle bundle. 
B)  muscle fascia. 
C)  neurotransmitter. 
D)  motor unit.

Question 10

Where is the sartorius muscle?

Accepted Answer

A)  in the upper arm 
B)  in the neck 
C)  in the shoulder 
D)  in the upper thigh 
A)  in the upper arm 
B)  in the neck 
C)  in the shoulder 
D)  in the upper thigh

Question 11

Muscular endurance is evaluated using the ________ test(s).

Accepted Answer

A)  1 RM 
B)  push-up and dead-lift 
C)  curl-up 
D)  push-up and sit-up 
A)  1 RM 
B)  push-up and dead-lift 
C)  curl-up 
D)  push-up and sit-up

Question 12

A muscle contraction that results in movement of a body part is referred to as a(n) ________ contraction.

Accepted Answer

A)  isometric 
B)  isotonic 
C)  isokinetic 
D)  static 
A)  isometric 
B)  isotonic 
C)  isokinetic 
D)  static

Question 13

An eccentric muscle action occurs when a muscle lengthens.

Accepted Answer

A) True 
 B)False

Question 14

Muscular strength is defined as the maximal weight an individual can lift in one set.

Accepted Answer

A) True 
 B)False

Question 15

A slow-twitch muscle fiber contracts slowly and fatigues easily.

Accepted Answer

A) True 
 B)False

Question 16

Weight-bearing exercises have been shown to help prevent osteoporosis.

Accepted Answer

A) True 
 B)False

Question 17

Anabolic steroids are used by athletes to increase performance in endurance events such as the marathon.

Accepted Answer

A) True 
 B)False

Question 18

The downward phase of a biceps curl is an example of which type of muscle movement?

Accepted Answer

A)  concentric muscle action 
B)  isometric action 
C)  eccentric muscle action 
D)  fiber recruitment 
A)  concentric muscle action 
B)  isometric action 
C)  eccentric muscle action 
D)  fiber recruitment

Question 19

In weight training, each time the weight is lifted is referred to as a

Accepted Answer

A)  repetition. 
B)  set. 
C)  load. 
D)  cycle. 
A)  repetition. 
B)  set. 
C)  load. 
D)  cycle.

Question 20

The more motor units used, the greater the force exerted.

Accepted Answer

A) True 
 B)False

What are the roles of genetics and training in determining muscle fiber type?

The amount of weight that an individual can lift during one maximal effort is

Positive work is an alternative term for which of the following?

The energy required to drive the heart and respiratory muscles and to build and maintain body tissues is known as the

The connective tissue that surrounds a bundle of muscle fibers is called

Which of the following is a major muscle of the leg?

Muscle fiber recruitment is an involuntary action directed by the nervous system.

Chemical precursors to the formation of ________ in the body have come into favor with athletes and bodybuilders.

A motor nerve and all the muscle fibers it controls is called a

Where is the sartorius muscle?

Muscular endurance is evaluated using the ________ test(s).

A muscle contraction that results in movement of a body part is referred to as a(n) ________ contraction.

An eccentric muscle action occurs when a muscle lengthens.

Muscular strength is defined as the maximal weight an individual can lift in one set.

A slow-twitch muscle fiber contracts slowly and fatigues easily.

Weight-bearing exercises have been shown to help prevent osteoporosis.

Anabolic steroids are used by athletes to increase performance in endurance events such as the marathon.

The downward phase of a biceps curl is an example of which type of muscle movement?

In weight training, each time the weight is lifted is referred to as a

The more motor units used, the greater the force exerted.

Understanding Fitness and Wellness

General Principles of Exercise for Health and Fitness

Cardiorespiratory Endurance: Assessment and Prescription

Improving Flexibility

Body Composition

Creating Your Total Fitness and Wellness Plan

Nutrition, Health, and Fitness

Achieving Optimal Body Weight

Preventing Cardiovascular Disease

Stress Management

Special Considerations Related to Exercise and Injury Prevention

Cancer

Sexually Transmitted Infections

Addiction and Substance Abuse

Filters

Exam 4: Improving Muscular Strength and Endurance

What are the roles of genetics and training in determining muscle fiber type?

The amount of weight that an individual can lift during one maximal effort is

Positive work is an alternative term for which of the following?

The energy required to drive the heart and respiratory muscles and to build and maintain body tissues is known as the

The connective tissue that surrounds a bundle of muscle fibers is called

Which of the following is a major muscle of the leg?

Muscle fiber recruitment is an involuntary action directed by the nervous system.

Chemical precursors to the formation of ________ in the body have come into favor with athletes and bodybuilders.

A motor nerve and all the muscle fibers it controls is called a

Where is the sartorius muscle?

Muscular endurance is evaluated using the ________ test(s).

A muscle contraction that results in movement of a body part is referred to as a(n) ________ contraction.

An eccentric muscle action occurs when a muscle lengthens.

Muscular strength is defined as the maximal weight an individual can lift in one set.

A slow-twitch muscle fiber contracts slowly and fatigues easily.

Weight-bearing exercises have been shown to help prevent osteoporosis.

Anabolic steroids are used by athletes to increase performance in endurance events such as the marathon.

The downward phase of a biceps curl is an example of which type of muscle movement?

In weight training, each time the weight is lifted is referred to as a

The more motor units used, the greater the force exerted.

Understanding Fitness and Wellness

General Principles of Exercise for Health and Fitness

Cardiorespiratory Endurance: Assessment and Prescription

Improving Flexibility

Body Composition

Creating Your Total Fitness and Wellness Plan

Nutrition, Health, and Fitness

Achieving Optimal Body Weight

Preventing Cardiovascular Disease

Stress Management

Special Considerations Related to Exercise and Injury Prevention

Cancer

Sexually Transmitted Infections

Addiction and Substance Abuse

Filters