Rhomboid muscle
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| Rhomboid muscle | ||
|---|---|---|
| Muscles connecting the upper extremity to the vertebral column. | ||
| Latin | musculus rhomboideus | |
| Origin: | nuchal ligaments, spinous processes of the C7 to T5 vertebrae | |
| Insertion: | medial border of the scapula | |
| Artery: | dorsal scapular artery | |
| Nerve: | dorsal scapular nerve (C4 and C5) | |
| Action: | Retracts the scapula and rotates it to depress the glenoid cavity. It also fixes the scapula to the thoracic wall. | |
| Antagonist: | Serratus anterior muscle | |
The rhomboid muscles, oftem simply called the rhomboids, are rhombus-shaped muscles associated with the scapula and are chiefly responsible for its retraction. There are two rhomboid muscles:
Acknowledgement and Attribution Regarding Sources of Content
Some of the initial content on this page may be incorporated in part from copyleft sources in the public domain including wikis such as Wikipedia and AskDrWiki. Drug information for patients came from the The National Library of Medicine. Infectious disease information may have come from the Centers for Disease Control (CDC). Differential Diagnoses are drawn from clinicians as well as an amalgamation of 3 sources: 1.The Disease Database; 2. Kahan, Scott, Smith, Ellen G. In A Page: Signs and Symptoms. Malden, Massachusetts: Blackwell Publishing, 2004:3; 3. Sailer, Christian, Wasner, Susanne. Differential Diagnosis Pocket. Hermosa Beach, CA: Borm Bruckmeir Publishing LLC, 2002:7 .
