Latin: Interspinous muscles
English: interspinal muscles
Synergists: Erector spinae muscle
Antagonists:Rectus abdominis muscle
The Interspinous muscles are short, paired muscles of the back.
They belong to the medial tract of the erector spinae muscle (back extensor)
Approach: Spinous processes of the spine
Origin: Spinous processes of the spine
Innervation: Rami dorsales of the spinal nerves
The intermediate spinous process muscles stabilize the spine and straighten the spine as part of the eretor spinae muscle (back extensor).
