The triangles of the neck are surgically focused first described from early dissection based anatomical studies which predated cross sectional anatomical description based on imaging see deep spaces of the neck.
Floor of muscular triangle.
Mylohyoid muscle mh arise from the body of the hyoid bone and insert into the mylohyoid line of the inside of the mandible.
It is covered by the integument superficial fascia platysma and deep fascia ramifying in which are some of the branches of the supraclavicular.
Muscular or visceral triangle.
Above by the superior belly of the omohyoid.
Anterior triangles of neck are submental digastric carotid muscular.
The triangles of the neck are the topographic areas of the neck bounded by the neck muscles.
The muscular triangle is one of the paired triangles in the anterior triangle of the neck.
The muscular triangle has the following boundaries.
Behind by the anterior margin of the sternocleidomastoid.
It is a slightly dubious triangle in reality having four boundaries.
Submental triangle formed by the.
Mŭs kyū lăr trī ang gĕl the triangle bounded by the sternocleidomastoid muscle the superior belly of the omohyoid muscle and the anterior midline of the neck.
Mid line of neck 1 superior belly of omohyoid 2 sternomastoid 3.
Trigonum musculare ta.
The anterior triangle and the posterior triangle of the neck each of them containing a few subdivisions.
The rest of this muscle forms part of the floor of the triangle.
The inferior carotid triangle or muscular triangle is bounded in front by the median line of the neck from the hyoid bone to the sternum.
The infrahyoid muscles occupy most of it.
The sternocleidomastoid muscle divides the neck into the two major neck triangles.
On both sides submental triangle is bounded by anterior belly of diagastric.
External laryngeal elb motor to the cricoid muscle floor of the carotid triangle.
The muscular floor is carpeted by the prevertebral layer of the deep cervical fascia.
The nerve passes downward and backward between the fascial roof and fascial floor of the triangle resting on levator scapulae and disappears under cover of the anterior border of the trapezius about.
The muscular triangle is situated more inferiorly than the subdivisions.
Spinal part of accessory nerve.
However the majority state that it is the medial border of the adductor longus and this is definition we have gone with.
It also has a floor and a roof.
The muscular triangle contains some muscles and organs the infrahyoid muscles the pharynx and the thyroid parathyroid glands.
The triangles of the neck are important because of their contents as they house all the neck structures.
Some sources consider the lateral border of the adductor longus to be the medial border of the femoral triangle.