Muscle Anatomy Of The Neck

The cervical spine section contains seven vertebrae c 1 through c 7 and eight nerve pairs c 1 through c 8. The suboccipital muscles act to rotate the head and extend the neck.

The Muscles Of The Head And Neck Human Anatomy And

It pulls down the lower face and mouth and causes wrinkles in these spots.

Muscle anatomy of the neck. They are usually described within the triangles. Severe lower back pain with lumbo sacral radiculopaty antalgic posture first adjustment duration. Part 7 in an 8 part lecture on skeletal muscle in a flipped human anatomy course taught by wendy riggs.

So there are the muscles of the anterior triangle and the muscles of the posterior triangle. The top section of the spine is the cervical section which contains nerves that innervate muscles of the head neck and thoracic cavity as well as transmit sensory information to the cns. In the front of the neck the platysma muscle extends up from the chest goes over the collarbone and ends at the jaw.

Advanced chiropractic relief llc 4656115 views. The muscles of the neck are a hot topic within anatomy circles. They move the head in every direction pulling the skull and jaw towards the shoulders spine and scapula.

The motion of the muscles of the neck are divided into four categories. The muscles of the neck are present in four main groups. 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.

Rectus capitis posterior major and rectus capitis posterior minor attach the inferior nuchal line of the occiput to the c2 and c1 vertebrae respectively. Together they partially form the floor of the oral cavity. 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.

Rotation lateral flexion flexion and hyperextension. Watch the whole lecture all 8 videos by goin. The neck also contains the thyroid and parathyroid glands the esophagus larynx and trachea and also a number of lymph glands.

They all insert onto the hyoid bone and are involved in elevation of the bone during swallowing. The suprahyoid muscles are a group of 4 paired muscles located above the hyoid bone in the neck. Anatomy of the neck the neck contains a number of overlapping muscles blood vessels nerves and myriad structures all contained in a small space and liable to damage and distress.

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