scalenus posterior muscle

sca·le·nus pos·te·ri·or mus·cle

(skā-lē'nus pos-tēr'ē-ŏr mŭs'ĕl)
Lateral muscle of inferior half of neck; origin, posterior tubercles of transverse processes of fourth to sixth cervical vertebrae; insertion, lateral surface of second rib; action, elevates second rib; nerve supply, cervical and brachial plexuses.
Synonym(s): musculus scalenus posterior, musculus scalenus posticus, posterior scalene muscle.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
References in periodicals archive ?
Scalenus posterior muscle is a short muscle with no important relations except forming the floor of posterior triangle.