Omotransversarius muscle muscle extends from the level of the atlas to the shoulder and most part covered by the preceding muscle except at the scapular portion where it is seen as a broad, flat muscular band.
Origin: Wing of atlas and transverse process of the axis.
Insertion: Scapular spine and scapular fascia.
Action: To pull the lower angle of the scapula forwards and upwards and to tense the scapular fascia.
Blood supply: Superior and inferior cervical arteries.