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Serratus anterior

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poxeluzi's version from 2015-05-24 22:36

Section

Question Answer
OriginExternal surfaces of lateral parts of 1st–8th ribs
InsertionAnterior surface of medial border of scapula
InnervationLong thoracic nerve (C5, C6, C7)
ActionProtracts scapula and holds against thoracic wall; rotates scapula
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