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Stability & Range of Motion Answers

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1
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The joints in the fingers are __________.

A
pivot joints
B
saddle joints
C
condyloid joints
D
ball-and-socket joints
2
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Which of the following statements BEST explains why ball-and-socket joints have the greatest range of motion?

A
The contours of the two bones allow for maximum movement.
B
The even planes of the bones allow full rotation.
C
The two matching surfaces allow for movement in multiple directions.
D
The cup shape of the socket allows for nearly circular motion.
3

Which of the following BEST explains why stability is an important skill for athletes?

A
Without good stability, athletes cannot participate in sports.
B
Without good stability, athletes are too clumsy to perform well.
C
Good stability helps athletes improve their speed.
D
Good stability helps athletes deal with their injuries.
4

Which of the following statements about stability is NOT true?

A
Skilled athletes have high levels of stability.
B
Stability can be learned through practice.
C
Stability is genetic and cannot be improved.
D
Stability requires an awareness of your center of gravity.
5

Which of the following terms describes the straightening of a joint, rather than the bending?

A
flexion
B
hyperextension
C
extension
D
none of the above
6

Participating in __________ can improve flexibility.

A
yoga
B
pilates
C
swimming
D
all of the above
7

Range of motion is the distance an object can travel when separated from another object.

A
T
B
F
8

Why does range of motion need to be measured separately for each joint?

A
The average ranges of motion of joints are not known.
B
Each joint has a different range of motion.
C
Range of motion can change rapidly in a joint.
D
none of the above
9

Synovial joints have the greatest range of flexibility and motion.

A
T
B
F
10

Which of the following describes the BEST strategy for increasing a specific joint's range of motion?

A
developing a rigorous whole-body exercise program
B
avoiding stretching before vigorous exercise
C
applying the principles of overload and progression to exercise the joint
D
spending two hours swimming daily

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