Scalene are a group of three pairs of muscles in the lateral neck: scalenus anterior, scalenus medius and scalenus posterior. Sometimes a fourth muscle, the scalenus minimus is present behind the …

Middle scalene The middle scalene (Latin: scalenus medius), is the largest and longest of the three scalene muscles. The middle scalene arises from the posterior tubercles of the transverse processes …

Nov 3, 2023 · This article covers the attachments, breathing function and innervation of the Anterior, middle, and posterior scalene muscles Learn more now!

The scalene muscles are one of the most prevalent and least understood sources of pain in the body. As is typical in trigger point pain referral, the scalenes send their pain elsewhere and don't betray …

Oct 16, 2025 · Scalene muscles in the neck often give problems because they're prone to a lot of tension. Learn about the muscles and why they get tight.

Anterior scalene muscleOriginTransverse process of C3-C6InsertionFirst ribBlood supplyAscending cervical branch of inferior thyroid arteryInnervationVentral rami of C4 to C7The …

All scalene muscles have similar functions. The bilateral contractions flex the neck, while the unilateral contractions of these muscles provide neck lateral flexion to the ipsilateral side and neck rotation to …

Insertion: Scalene tubercle and cranial crest of first rib Action: Flexion of the cervical spine, Lateral flexion of the cervical spine, rotation of the cervical spine, Elevation of the first rib Innervation: …

Nov 6, 2025 · The scalene muscles are three paired muscles (anterior, middle and posterior) located in the lateral aspect of the neck. They form part of the floor of the posterior triangle of the neck. The …

Scalene Group: anterior, middle, and posterior scalenes. They attach from ribs #1-2 to transverse processes of the cervical spine.