In this article we will discuss about the Scalenus medius muscle. So let’s get started.
Scalenus medius muscle
It originates from the posterior tubercles of transverse processes of C2-C7 and gets inserted into the scalene tubercle of first rib. It is innervated by the anterior rami of C3-C8 and artery supply is through the ascending cervical artery. It’s chief action is elevation of first rib and ipsilateral flexion of neck.