RTBC Upper Extremity Practice Exam

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What does the phrase "shoulder separation" refer to?

An injury to the shoulder joint capsule

An injury to the acromioclavicular joint

The phrase "shoulder separation" specifically refers to an injury involving the acromioclavicular joint, which is where the clavicle (collarbone) meets the acromion of the scapula (shoulder blade). This type of injury typically occurs due to a fall or direct impact, leading to a disruption of the ligaments that stabilize this joint.

When there is a separation, the clavicle can become misaligned relative to the acromion, which is characterized by pain and swelling in the area. Unlike other shoulder injuries, a shoulder separation focuses on this particular joint rather than the larger shoulder joint complex, such as the glenohumeral joint, where the arm connects to the shoulder. Understanding this distinction is crucial for proper diagnosis and treatment of shoulder injuries, as the management and rehabilitation can differ significantly based on the specific joint affected.

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An injury to the glenohumeral joint

An injury involving a rotator cuff tear

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