Posterior border of the sternocleidomastoideus.
Muscles of the floor of the posterior triangle of the neck.
It creates axillary sheath around subclavian artery and brachial plexus going from the root of the neck to the upper limb.
Courses from the hyoid bone en route to the scapula within the pretracheal fascia.
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.
The posterior triangle of the neck contains many muscles which make up the borders and the floor of the area.
Anterior border of the trapezius.
The prevertebral fascia forms the floor of the posterior triangle of the neck figure 26 1c and d.
Interior belly ot the omohyoid muscle.
Middle one third of the clavicle.
A significant muscle in the posterior triangle region is the omohyoid muscle.
A significant muscle in the posterior triangle region is the omohyoid muscle.
The roof is formed by fascia and the floor is formed by the splenius capitus levator scapulae and scalene muscles.
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 is split into two bellies by a tendon.
The posterior triangle of the neck contains many muscles which make up the borders and the floor of the area.