Stability & Range of Motion Answers

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

The average ranges of motion of joints are not known.

Each joint has a different range of motion.

Range of motion can change rapidly in a joint.

none of the above

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

developing a rigorous whole-body exercise program

avoiding stretching before vigorous exercise

applying the principles of overload and progression to exercise the joint

spending two hours swimming daily

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

pivot

hinge

condyloid

saddle

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

Which of the following statements about stability is NOT true?

Skilled athletes have high levels of stability.

Stability can be learned through practice.

Stability is genetic and cannot be improved.

Stability requires an awareness of your center of gravity.

Which of the following statements BEST explains why ball-and-socket joints have the greatest range of motion?

The contours of the two bones allow for maximum movement.

The even planes of the bones allow full rotation.

The two matching surfaces allow for movement in multiple directions.

The cup shape of the socket allows for nearly circular motion.

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

Without good stability, athletes cannot participate in sports.

Without good stability, athletes are too clumsy to perform well.

Good stability helps athletes improve their speed.

Good stability helps athletes deal with their injuries.

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

flexion

hyperextension

extension

none of the above

Synovial joints have the greatest range of flexibility and motion.

The knee has the same kind of joint as the elbow.

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