Cervical Spine Anatomy

Spinal curvatures Spine from the side is S shaped. The first cervical vertebra is unique as it is a ring called the atlas that rotates around part of the second vertebrae the axis.

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The cervical spine is made up of the first 7 vertebrae referred to as C1-7 see the images below.

Cervical spine anatomy. The general characteristics of the third through sixth cervical vertebrae are described here. Homeobox or Hox genes direct and regulate processes of embryonic differentiation and segmentation along craniocaudal axis. The first cervical vertebrae C1 is known as the atlas.

On its upper margin it is lipped by a raised edge of bone. The cervical spine is particularly vulnerable to forces perpendicular to the length axis. Cervical Spine American Association of Neurological Surgeons.

The neck is unique in that it supports the weight of your head 10 to 11 pounds and allows a variety. Have a transverse foramen. The cervical spine has 7 stacked bones called vertebrae labeled C1 through C7.

Stability depends largely on the soft tissue. The lower cervical spine is composed of the third to the seventh vertebrae which are all very similar. The cervical spine anatomy is a complicated region of the upper vertebral column.

The cervical portion of the spine is an important one anatomically and clinically. C1 atlas C2 axis C1 to C7. The first cervical vertebrae C1 is known as the atlas.

It has anterior and posterior facing alternating curvatures. The first second and seventh vertebrae are extraordinary and are detailed later. The cervical spine neck region consists of seven bones C1-C7 vertebrae which are separated from one another by intervertebral discs.

The neck is responsible for allowing a full range of movement to the head which is a troublesome task given the weight and importance of this hefty structure. Each vertebral body is quite small Fig. Musculature of the Cervical Spine To perform clinical neck treatment that is accurate and specific the therapist needs to know the attachments and actions of the muscles of the neck.

Thus an expert understanding of cervical spine anatomy is essential to a surgeon operating in this region as well as an understanding of the underlying spinal disorder. This structure gives the spinal column great strength and shock-absorbing qualities. The cervical spine allows the passage of essential vasculature a network of blood vessels to the brain and gives attachment sites for muscles that move the head neck and shoulder girdle2.

It consists of seven distinct vertebrae two of which are given unique names. As viewed from the side the cervical spine forms a lordotic curve by gently curving toward the front of the body and then back. Together the vertebrae support the skull move the spine and protect the.

Injuries of soft tissue especially in ligaments and intervertebral discs may lead to instability and periosteal reaction with subsequent new formation of bone. The cervical spine consists of seven vertebrae which are the smallest and uppermost in location within the spinal column. Cervical Spine Anatomy Video.

The cervical spine or neck begins at the base of the skull and through a series of seven vertebral segments connects to the thoracic or chest region of the spine. Like the lumbar spine lower back the cervical spine has a lordotic curve or a backward C-shape3. The cervical spine is the most superior portion of the vertebral column lying between the cranium and the thoracic vertebrae.

The cervical spine is the most superior portion of the vertebral column lying between the cranium and the thoracic vertebrae. The neck is part of a long flexible column known as the spinal column or backbone which extends through most of the body. The top of the cervical spine connects to the skull and the bottom connects to the upper back at about shoulder level.

It is within this region that the nerves to the arms arise via the brachial plexus and where the cervical plexus forms providing innervation to the diaphragm among other structures. Its height is greater posteriorly than anteriorly and it is concave on its upper aspect and convex on its lower. The curvature in the cervical spine is called lordosis and its concave part faces posterior.

It consists of seven distinct vertebrae two of which are given unique names. See each segment for embryologic development. By convention the cervical vertebrae are numbered with the first one C1 closest to the skull and higher numbered vertebrae C2C7 proceeding away from the skull and down the spine.

This chapter explores cervical spine osteology ligamentous structures intervertebral disks muscles neurovascular configuration and other adjacent soft tissue elements. The cervical spine contains 7 vertebral bodies. The cervical vertebrae gently curve inward while the thoracic spine curves gently outward followed by the lumbar spine which curves inward again.

In the middle part the thoracic spine the. Cervical Spine Anatomy Neck Written by Joshua M. The second cervical vertebrae C2 is known as the axis.

The cervical spine your neck is a complex structure making up the first region of the spinal column starting immediately below the skull and ending at the first thoracic vertebra. It functions to provide mobility and stability to the head while connecting it to. Similar shape and name has the curvature of the bottom of the spine namely the lumbar spine.

The second cervical vertebrae C2 is known as the axis.

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