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.
This makes the neck a sort of nervous mecca for the entire body it is the portal of the entire human body into the organs through the mouth and also allows for breathing very important.
Human anatomy neck. The neck is the start of the spinal column and spinal cord. Movements of the neck includes. These affect movements and sensation and some special organs such as hearing of parts of the head and neck.
Some important structures contained in or passing through the neck include the seven cervical vertebrae and enclosed spinal cord the jugular veins and carotid arteries part of the esophagus the larynx and vocal cords and the sternocleidomastoid and hyoid muscles in front and the trapezius and other nuchal muscles behind. Neck in land vertebrates the portion of the body joining the head to the shoulders and chest. They are the smallest and uppermost vertebrae in the body.
This is the mast of your vessel the top of the spine. From supporting the head to containing the spinal cord and nerves as they emerge from the skull this structure does it all. Anatomy of back of human neck anatomy of the back and neck anatomy of the back of the neck anatomy of the back of the neck muscles anatomy of the back of your.
Neck anatomy pictures bones muscles nerves. Flexion extension nodding yes and rotation shaking head no. Twelve pairs of cranial nerves emerge from the brain.
The neck has the ability to support a great deal of weight too. The superior deep cervical glands drain the occipital portion of the scalp the auricula the back of the neck a considerable part of the tongue the larynx thyroid gland trachea nasal part of the pharynx nasal cavities palate and esophagus. The human head weighs nearly as much as the average bowling ball at around ten to twelve pounds respectively.
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