Questions and Answers
What is the primary function of the shoulder girdle?
To position the hand in space
What allows for the wide range of motion at the shoulder girdle?
The absence of bony constraints
What is necessary for a complete understanding of the biomechanics of the shoulder?
An analysis of the four articulations and the surrounding muscles, ligaments, and cartilage
What is unique about the shoulder joint in the body?
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What is the plane in which forward elevation of the humerus occurs?
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What limits the range of abduction in the coronal plane?
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What is the purpose of the subsequent sections of this chapter?
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What is the result of the cooperation of the four joints in the shoulder complex?
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What is the average forward elevation in men?
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Why is forward elevation in the plane of the scapula considered more functional?
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What happens to shoulder range of motion as part of the aging process?
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What can counteract the decrease in shoulder range of motion with age?
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