Rhomboid muscle
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(Redirected from Rhomboidei)
| 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:
