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Related to scalene muscle: anterior scalene muscle
Any of three muscles on each side of the neck that originate at the cervical vertebrae and insert into either the first or second ribs, serving to bend and rotate the neck and assist breathing by raising the first and second ribs. Also called scalenus.
The anterior, the middle, or the posterior scalene muscle -- neck muscles. Origins: transverse processes of vertebrae C1-C7. Insertions: upper surfaces of ribs 1-2. Nerves: cervical spinal C4-C8. Actions: raises ribs 1-2, bends neck ipsilaterally.
See also: muscle
see Table 13.1I.