Posterior Triangle Of Neck Floor

The muscular floor of posterior triangle is covered by prevertebral layer of deep cervical fascia which creates the fascial carpeting of the floor of the posterior triangle it creates axillary sheath around subclavian artery and brachial plexus going from the root of the neck to the upper limb.
Posterior triangle of neck floor. The posterior triangle is bounded by the scm trapezius and middle third of the clavicle with a muscular floor formed by the lateral deep cervical muscles. The borders of the posterior triangle of the neck are formed by the trapezius muscle posteriorly the sternocleidomastoid muscle anteriorly and the omohyoid muscle inferiorly. The following structures are superficial to the prevertebral tascia. From superior to inferior 1 m.
Fascial carpeting of the posterior triangle. The apex base borders roof and floor. Semispinalis capitis 2 m. Scalenus posterior 5 m.
A significant muscle in the posterior triangle region is the omohyoid muscle. Levator scapulae 4 m. It is subdivided by the diagonally placed inferior belly of the omohyoid. It is split into two bellies by a tendon.
A significant muscle in the posterior triangle region is the omohyoid muscle. The prevertebral fascia forms the floor of the posterior triangle of the neck figure 26 1c and d. This blog will describe the posterior triangle of the neck which includes. The posterior triangle is located in the lateral cervical region of the neck.
Courses from the hyoid bone en route to the scapula within the pretracheal fascia. The posterior triangle of the neck contains many muscles which make up the borders and the floor of the area. Interior belly ot the omohyoid muscle. The posterior triangle is crossed about 2 5 cm above the clavicle by the inferior belly of the omohyoid muscle which divides the space into two triangles.
It is split into two bellies by a tendon. Splenius capitis 3 m.