Diagram Of Head And Neck

They move the head in every direction pulling the skull and jaw towards the shoulders spine and scapula. This diagram shows the veins present in the head and neck.

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The neck has the ability to support a great deal of weight too.

Diagram of head and neck. This diagram shows the veins present in the head and neck. They are the smallest and uppermost vertebrae in the body. Anatomy and function of the temporal temporalis muscle.

From supporting the head to containing the spinal cord and nerves as they emerge from the skull this structure does it all. Discover ideas about dental anatomy. 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.

Dental anatomy human anatomy greys anatomy. The human head weighs nearly as much as the average bowling ball at around ten to twelve pounds respectively. Origin insertion innervation and functions of the lateral pterygoid muscle.

The muscle anatomy of the head and neck is a fascinating area with the the neck also containing the 7 vertebrae of the part of the spine called the cervical curve. Working individually these muscles rotate the head or flex the neck laterally to the left or right. This diagram shows the veins present in the head and neck.

Rotation describes the action of moving the head from side to side lateral motion brings the ear to the shoulder flexion moves the chin to the chest as in looking down. This article shall explore the anatomy of this arterial system its anatomical course branches and clinical correlations. Origin insertion innervation and functions of the masseter muscle.

Working in pairs on the left and right sides of the body these muscles control the flexion and extension of the head and neck. The motion of the muscles of the neck are divided into four categories. Neck anatomy pictures bones muscles nerves.

The spinal column contains about two dozen inter connected oddly shaped bony segments called vertebrae. The neck contains seven of these known as the cervical vertebrae. Skull head orbit and contents nasal region ear teeth oral cavity pharynx neck neurovasculature of head neck neuroanatomy cerebrum subcortical structures cerebellum and brainstem ventricles meninges blood vessels of the brain spinal cord pathways of the nervous system cranial nerves peripheral nervous system.

Right side of neck dissection showing the brachiocephalic right common carotid artery and its branches the brachiocephalic artery or trunk is the first and largest artery that branches to form the right common carotid artery and the right subclavian artery. Veins present in the head and neck. Superficial dissections of the head and neck as seen in the gallery show the many different muscles that are required for movement plus those that control facial expression.

The head and neck are emptied of blood by the subclavian vein and jugular vein. Atlas main muscles of the head and neck. The head and neck receives the majority of its blood supply through the carotid and vertebral arteries.

The neck is the start of the spinal column and spinal cord. Major muscles of facial expression and mastication and neck muscles. Rotation lateral flexion flexion and hyperextension.

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