Overview Origin posterior axial skeleton Insertion scapula upper humerus Function retract the scapula depress & elevate the scapula Rotate the scapula upward and downward assists in labored breathing Innervation posterior rami spinal accessory nerve Labored Breathing In labored breathing, extrinsic back muscles stabilize and retract the scapula. This allows the deep extrinsic chest muscles to …
Overview The trapezius is a broad, flat muscle covering the upper back. It is named for the trapezoid shape that these paired muscles create. It has three major sections that originate on the axial skeleton and insert on the pectoral girdle, making it an extrinsic back muscle. Each of its sections has a distinctive function …
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Integrative Works is hosting some content on Patreon so that we can devote more time and energy to creating the resources that you need. Basically, the majority of our content is still available to the public. Content that is oriented toward bodywork professionals is available with a nominal subscription to Patreon. Log in to Patreon …
Rhomboid Major and Minor Muscles – Functional Anatomy Read More »
Integrative Works is hosting some content on Patreon so that we can devote more time and energy to creating the resources that you need. Basically, the majority of our content is still available to the public. Content that is oriented toward bodywork professionals is available with a nominal subscription to Patreon. Log in to Patreon …
