neck muscles anatomy

In this article we shall look at the anatomy of the scalene muscles their attachments function. The strap muscles are composed of the suprahyoid and infrahyoid muscles are located on the side of the neck bilaterally.

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As the suprahyoid and infrahyoid muscles.

. Collectively they form part of the floor of the posterior triangle of the neck. It is attached via muscles to the hyoid bone mandible styloid process palate and pharynx and divided into two parts by the V-shaped sulcus terminalis. Back pain is common and might be caused by a problem with a muscle. They are usually described within the triangles.

Muscles make up a large part of the anatomy structure of the back. The foramen cecum at the apex of the. So there are the muscles of the anterior triangle and the muscles of the posterior triangle. Muscles of facial expression include frontalis orbicularis oris laris.

In radiology the head and neck refers to all the anatomical structures in this region excluding the central nervous system that is the brain and spinal cord and their associated vascular structures and encasing membranes ie. This article gives an overview of the backs structure and its major muscles. This page has been reviewed by the Goodpath medical team. The strap muscles also assist with depression of the mandible when opening the mouth against an opposing force.

The tongue is the muscular organ found in the vertebrate mouth. Beth Holloway RN M. Because the muscles are used to show surprise disgust anger fear and other emotions they are an important means of nonverbal communication. The neck muscles including the sternocleidomastoid and the trapezius are responsible for the gross motor movement in the muscular system of the head and neck.

Head and neck anatomy is important when considering pathology affecting the same area. This article will introduce you to the anatomy of the muscles of the neck. Working in pairs on the left and right sides of the body these muscles control the. They move the head in every direction pulling the skull and jaw towards the shoulders spine and scapula.

Humans have well-developed muscles in the face that permit a large variety of facial expressions. The buccinator is a facial expression. The scalenes act as accessory muscles of respiration and perform flexion at the neck. These two parts an anterior two-thirds and a posterior one-third are structurally and developmentally distinct.

Furthermore the anterior triangle muscles are grouped depending on their position to the hyoid bone. They start at the top of the neck and go down to the tailbone. The scalene muscles are three paired muscles anterior middle and posterior located in the lateral aspect of the neck. The strap muscles primarily function to raise and depress the hyoid bone and larynx.

The muscles of the neck are closely related to a number of important structures that pass between the thorax and the head including major blood vessels nerves and elements of the respiratory and gastrointestinal systems. Muscles of the Head and Neck. The muscles of the neck are a hot topic within anatomy circles.

The Human Muscle System Neck Muscle Anatomy Muscles Of The Neck Sternocleidomastoid Muscle