Serratus Anterior
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Serratus Anterior actions
Abduction (scapula), Upward rotation (scapula), Stabilizes scapula against thoracic wall, preventing scapular internal rotation -winging- and anterior tilt
Serratus Anterior insertion
Anterior vertebral border of scapula from superior angle to inferior angle
Serratus Anterior origin
Anterolateral aspect of upper 8 ribs
Serratus Anterior blood supply
Lateral Thoracic A.
Serratus Anterior innervation
Long Thoracic N. (C5, 6, 7)