has muscle origin has muscle origin transverse process of vertebra scalenus posterior https://upload.wikimedia.org/wikipedia/commons/f/f3/Scalenus_posterior.png Wikipedia:Scalenus_posterior musculus scalenus posterior MA:0002369 NCIT:C52985 musculus scalenus posterior FMA:13387 The Scalenus posterior (Scalenus posticus), the smallest and most deeply seated of the three Scaleni, arises, by two or three separate tendons, from the posterior tubercles of the transverse processes of the lower two or three cervical vertebræ, and is inserted by a thin tendon into the outer surface of the second rib, behind the attachment of the serratus ventralis. It is occasionally blended with the Scalenus medius. [WP,unvetted]. posterior scalene posterior scalene muscle UBERON:0001123 UMLS:C1710019 scalenus dorsalis scalenus dorsalis muscle EMAPA:37737 muscle of neck scalenus anterior