AnswersFL-1501300-Personal FitnessMuscular Strength and Endurance

Muscular Strength and Endurance — Unit test Answers

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1
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An individual center of gravity can usually be found __________.

A
just above the belly button
B
just above the knees
C
just below the neck
D
just below the hips
2
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When the force on an object increases, so does its __________.

A
acceleration
B
velocity
C
mass
D
inertia
3

Slow-twitch muscle fibers have a high resistance to fatigue.

A
T
B
F
4

Which factor influencing flexibility is dependent upon individual behaviors?

A
joint structure
B
muscle and fat
C
age
D
gender
5

Which of the following does NOT limit range of motion?

A
weak muscles
B
age
C
disease
D
bone structure
6

When comparing the proper position for spotting different exercises, you can conclude that, in spotting any exercise, it is important to __________.

A
stand with your feet together
B
keep your hand on the bar
C
keep your back upright
D
Place your hand inside the lifter's hands
7

What do barbell curls and dips have in common?

A
They are both leg exercises.
B
They both use free weights.
C
Neither exercise is isotonic.
D
They are both arm exercises.
8

According to the exercise principle of balance, a workout should __________.

A
address all components of fitness
B
focus on balance and coordination
C
target specific areas for improvement
D
vary exercise activities over time
9

All of the following statements concerning drugs and supplements are true EXCEPT:

A
Many drugs and supplements are ineffective and expensive.
B
Many supplements and drugs are frequently used to improve performance and appearance.
C
Supplements and drugs both undergo stringent government testing.
D
Supplements and drugs can both cause unwanted side effects.
10

An expert is someone who __________.

A
expends the least amount of effort for the greatest skills
B
expends the least amount of efficiency for the greatest practice
C
expends the least amount of energy for the greatest result
D
expends the least amount of experience for the greatest movements
11

When using the absolute method to assess muscular endurance, you should adjust the weight according to each individual's strength ability.

A
T
B
F
12

Which of the following activities is most likely to improve muscular endurance?

A
high jumping
B
long distance running
C
sprinting
D
throwing a fast ball
13

Which workout schedule would be BEST suited for a weight-lifting workout that builds both strength and endurance?

A
lifting weights four days a week with 2 to 4 repetitions
B
lifting weights every day with 8 to 10 repetitions
C
lifting weights three days a week with 12 to 20 repetitions
D
lifting weights three days a week with 8 to 12 repetitions
14

Why is it important to keep your back and neck straight while performing a hamstring stretch?

A
You can't touch your toes with your neck and back bent.
B
Arching the neck and back puts stress on the spine.
C
Bending the back turns this into a spine stretch.
D
The hamstring is only stretched when the back is straight.
15

Which of the following is TRUE concerning stretching techniques?

A
Ballistic stretching exercises never involve bouncing.
B
You should always stretch before warming up.
C
Ballistic stretching exercises can be harmful if done incorrectly.
D
Not all ballistic stretches require supervision.
16

Which of the following BEST defines dynamic stretching?

A
Dynamic stretching features slow, deliberate, controlled motions useful for activity preparation and reducing muscle tightness.
B
Dynamic stretching features bouncing and swift motion useful for increasing range of motion.
C
Dynamic stretching features stationary stretching useful for increasing muscle power and elongating muscles.
D
Dynamic stretching features stationary stretching with a partner useful for increasing muscle potential.
17

Which is the BEST statement about joint flexibility?

A
It is constant for any joint type.
B
It is constant within a family.
C
It is consistent between an individual's joints.
D
It varies from joint to joint.
18

Which of the following statements about stretching is NOT true?

A
Stretching increases flexibility.
B
Stretching improves range of motion of joints.
C
Stretching improves circulation.
D
Stretching helps increase stress.
19

Tightness of the muscles can clamp down on the sciatic nerve and result in lower back pain. Please select the best answer from the choices provided.

A
T
B
F
20

An object with a mass of 90 grams, moving at a constant velocity of 6 meters per second, has __________.

A
a momentum of 540 gram meters per second
B
an acceleration of 10 meters per second squared
C
a momentum of 90 gram meters per second
D
an acceleration of 6 meters per second squared

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