Muscular Strength and Endurance Answers

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1
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With age, muscles can become weaker. This is due to __________.

A
connections between nerves, which cause more pain and therefore less use
B
damage from everyday use and injuries that accumulate over time
C
disconnections between motor nerves and muscle fibers
D
difficulties that occur during muscle growth and repair
2
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High levels of muscular fitness can also lead to reduced risk for chronic diseases.

A
T
B
F
3

In some sports, muscular strength can be more important than muscular endurance. Please select the best answer from the choices provided.

A
T
B
F
4

Improvements in muscular strength will not affect muscular endurance.

A
T
B
F
5

Two individuals start the same training program at the same time, but one is able to grow muscle faster and larger than the other. What is the least likely explanation for this?

A
A
B
B
C
C
D
D
6

An individual has sarcopenia. In order to prevent this condition from becoming any worse, what action should be taken?

A
decrease the amount of time spent exercising each week
B
participate in more activities like weight training
C
cut back on the use of heavy weights
D
increase supplements and eat a healthier diet
7

If you were running a marathon, which type of muscle fibers would be most useful to you?

A
slow-twitch
B
fast-twitch, type I A
C
intermediate-twitch, type II B
D
slow-intermediate twitch, type I B
8

Jackie noticed an increase in appetite after she started weight training. Since she did not change her eating habits, her body fat began to drop. Why did this happen?

A
Weight training slows the metabolism in order to allow muscles to grow and repair. This causes fat loss.
B
Even though Jackie says she did not change her eating habits, she must have consumed fewer calories, causing her weight to drop.
C
When Jackie is exercising she does not have time to eat. This, combined with the calories burned during exercise, must have been enough to cause her body fat to drop.
D
As muscle mass increases, so does metabolism. A higher metabolism burns more fat.
9

Dawn is trying to find out how much weight she can push across the room. She is really trying to find her __________.

A
flexibility
B
muscular endurance
C
cardiovascular fitness
D
muscular strength
10

What can be found in every skeletal muscle?

A
nerves, bones, cartilage, and connective tissue
B
tendons, cartilage, nerves, and blood vessels
C
muscle fibers, nerves, connective tissue, and blood vessels
D
tendons, nerves, blood vessels, and bones

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