scapula

scapula, gen and pl. scapulae (skap´yu-la, -le) [NA]

A large triangular flattened bone lying over the ribs, posteriorly on either side, articulating laterally with the clavicle at the acromioclavicular joint and the humerus at the glenohumeral joint. It forms a functional joint with the chest wall, the scapulothoracic joint.blade bone, shoulder blade; [L. scapulae, the shoulder blades]
s. ala´tawinged s
s. eleva´taSprengel's deformity
scaphoid s.a s. in which the vertebral border below the level of the spine presents concavity instead of the normal convexity; the scaphoid type of s. (Graves) is a s. in which the vertebral border between the spine and the teres major process is either straight or tends toward concavity.
winged s.condition wherein the medial border of the scapula protrudes away from the thorax; the protrusion is posterior and lateral, as the scapula rotates out; caused by paralysis of the serratus anterior muscle.s. alata;

 

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