longus colli muscle

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lon·gus col·li mus·cle

(long'gŭs kol'ī mŭs'ĕl)
Medial part: origin, the bodies of the third thoracic to the fifth cervical vertebrae; insertion, the bodies of the second to fourth cervical vertebrae; superolateral part: origin, the anterior tubercles of the transverse processes of the third to fifth cervical vertebrae; insertion, the anterior tubercle of the atlas; inferolateral part: origin, the bodies of the first to third thoracic vertebrae; insertion, the anterior tubercles of the transverse processes of the fifth and sixth cervical vertebrae; action, for all three parts, twist neck and flex neck anteriorly; nerve supply, for all three parts, ventral primary rami of cervical spinal nerves (cervical plexus).
Synonym(s): musculus longus colli [TA] , long muscle of neck.
References in periodicals archive ?
1-3) The longus colli muscles are close in proximity to pharyngeal constrictors and also overlay the prevertebral space.
MRI findings demonstrated a smooth retropharyngeal effusion extending from the skull base to the C5 level and asymmetric edema of the left longus colli muscle (Figure 2).
The mechanisms triggering haemorrhage into the retropharyngeal space are thought to be due to injury to the longus colli muscles on the anterior surface of the vertebral bodies, the anterior longitudinal ligament or the anterior muscular and spinal branches of the vertebral artery (3).