Muscle Anatomy Of The Neck

Rectus capitis posterior major and rectus capitis posterior minor attach the inferior nuchal line of the occiput to the c2 and c1 vertebrae respectively. They move the head in every direction pulling the skull and jaw towards the shoulders spine and scapula.

Anatomy Of The Head And Neck Muscles Of The Neck Meddists

The muscles of the neck are a hot topic within anatomy circles.

Muscle anatomy of the neck. They are usually described within the triangles. 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. The suboccipital muscles act to rotate the head and extend the neck.

Watch the whole lecture all 8 videos by goin. It pulls down the lower face and mouth and causes wrinkles in these spots. The cervical spine section contains seven vertebrae c 1 through c 7 and eight nerve pairs c 1 through c 8.

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. 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.

So there are the muscles of the anterior triangle and the muscles of the posterior triangle. 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.

Severe lower back pain with lumbo sacral radiculopaty antalgic posture first adjustment duration. The motion of the muscles of the neck are divided into four categories. Part 7 in an 8 part lecture on skeletal muscle in a flipped human anatomy course taught by wendy riggs.

Advanced chiropractic relief llc 4656115 views. Rotation lateral flexion flexion and hyperextension. The neck also contains the thyroid and parathyroid glands the esophagus larynx and trachea and also a number of lymph glands.

Together they partially form the floor of the oral cavity. In the front of the neck the platysma muscle extends up from the chest goes over the collarbone and ends at the jaw. They all insert onto the hyoid bone and are involved in elevation of the bone during swallowing.

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