Rhomboid muscles

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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 (C5)
Actions	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, often simply called the rhomboids, are rhombus-shaped muscles associated with the scapula and are chiefly responsible for its retraction. There are two rhomboid muscles:

• Rhomboid major muscle
• Rhomboid minor muscle

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