Muscle Anatomy Of The Neck

They move the head in every direction pulling the skull and jaw towards the shoulders spine and scapula. 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.

Muscles Of Neck And Shoulder Purposegames

Rotation lateral flexion flexion and hyperextension.

Muscle anatomy of the neck. Together they partially form the floor of the oral cavity. The motion of the muscles of the neck are divided into four categories. Rectus capitis posterior major and rectus capitis posterior minor attach the inferior nuchal line of the occiput to the c2 and c1 vertebrae respectively.

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. 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 suboccipital muscles act to rotate the head and extend the neck.

Watch the whole lecture all 8 videos by goin. Advanced chiropractic relief llc 4656115 views. They are usually described within the triangles.

In the front of the neck the platysma muscle extends up from the chest goes over the collarbone and ends at the jaw. 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.

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.

The cervical spine section contains seven vertebrae c 1 through c 7 and eight nerve pairs c 1 through c 8. The neck also contains the thyroid and parathyroid glands the esophagus larynx and trachea and also a number of lymph glands. Severe lower back pain with lumbo sacral radiculopaty antalgic posture first adjustment duration.

It pulls down the lower face and mouth and causes wrinkles in these spots. The muscles of the neck are present in four main groups. The muscles of the neck are a hot topic within anatomy circles.

Human Anatomy Showing Deep Muscles In The Neck And Upper