AnswersFL-1501310-Fitness Lifestyle DesignMovement

Stability & Range of Motion Answers

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1
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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
2
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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.
3

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.
4

The joints in the fingers are __________.

A
pivot joints
B
saddle joints
C
condyloid joints
D
ball-and-socket joints
5

Why do women typically tend to have slightly greater stability than men?

A
Women are shorter than men, and shorter people are more stable.
B
Men have more muscle mass in their lower bodies that makes them stiff and less stable.
C
Women have lower centers of gravity, and lower centers of gravity provide more stability.
D
The increased muscle mass in their upper bodies makes their centers of gravity difficult to find.
6

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
7

Which type of joint allows rotation of one bone around another like when rotating the head?

A
pivot
B
hinge
C
condyloid
D
saddle
8

The center of gravity does not contribute to individual stability.

A
T
B
F
9

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.
10

Participating in __________ can improve flexibility.

A
yoga
B
pilates
C
swimming
D
all of the above
11

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
12

Hyperextension bends a joint in the opposite direction as flexion.

A
T
B
F

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