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level: Muscles of Latissimus Group

Questions and Answers List

level questions: Muscles of Latissimus Group

QuestionAnswer
Latissimus DorsiOrigin: Spinous Processes of Lower thoracic Lumbar, and sacral Vertebrae, Iliac crest, and lower ribs Insertion: Intertubercular Groove, lesser Tubercle (Humerus) Action: Extends, adducts and medially rotates humerus at the shoulder. Innervation: Brachial Plexus
Teres MajorOrigin: Lateral Border of Scapula Insertion: Lesser Tubercle of Humerus Action: Extends, adducts, and medially rotates humerus at the shoulder Innervation: Brachial Plexus
Sub ScapularisOrigin: Ventral Surface of Scapula Insertion: Lesser Tubercle of Humerus Action: Adducts and medially rotates humerus at the shoulder Innervation: Brachial Plexus