Saturday, 21 February 2015

Origin/Insertion of Muscles - Back - Latissimus Dorsi

Latissimus Dorsi
Origin: Spinous processes of lower 6 thoracic vertebrae, ribs and lumber vertebrae
Insertion: Intertubercular groove of humerus
Action: Extension, adduction and medial rotation at shoulder; extends arm at shoulder, adducts arm at shoulder, medially rotates arm at shoulder

Latissimus Dorsi

Spinous Processes

Intertubercular Groove of Humerus

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