Omohyoid Muscle
The omohyoid muscle lies in the thickness of the cervical fascia which it tightens on contraction and thus aids in dilation of the large veins situated under the fascia. It also pulls the hyoid bone downwards. Innervation:C1-3.The Deep Muscles:-Lateral Muscles Attached to the Ribs, the Scalene Muscles:The three scalene muscles are altered intercostals muscles, which explains their attachment to the ribs.1.The scalenus anterior muscle(m.scalenus anterior)arises from the anterior tubercles of tho sixth cervical vertevbrate and is attached to the scalene tubercle of the first rib and the sulcus of the subclavian artery. Innervation:C5-7 Medical Billing Training will teach all these for the coding.
