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two muscle pairs that flex vertebral column compress abdomen, and laterally flex vertebral column
external oblique and internal oblique
superior portion elevates scapula, middle portion adducts scapula, inferior portion depresses scapula
paired muscle that extends vertebral column, maintains errect posture, and laterally flexes vertebral column
flexes leg and flexes abduct and laterally rotates thigh ( allows us to flex and cross our legs)
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