acromioclavicular articulation


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acromioclavicular articulation

[-mī′ōklavik′yələr]
the gliding joint between the acromial end of the clavicle and the medial margin of the acromion of the scapula. It forms the highest part of the shoulder. The joint has six ligaments.

acromioclavicular joint

The joint plane between the medial margin of the acromion of the scapula and the lateral margin of the clavicle. The AJ is formed by the acromioclavicular ligament, the articular disk and coracoclavicular ligament, which has 2 portions, the trapezoid and conoideum.
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