Muscle Anatomy Neck

The superficial muscle of the neck the platysma muscle also assists with depression of the mandible against resistance1 the primary muscles of mastication chewing food are the temporalis medial pterygoid lateral pterygoid and masseter muscles. So there are the muscles of the anterior triangle and the muscles of the posterior triangle.

Muscles Of The Neck

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

Muscle anatomy neck. They can be divided into anterior lateral and posterior groups based on their position in the neck. 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. In the front of the neck the platysma muscle extends up from the chest goes over the collarbone and ends at the jaw.

Rotation lateral flexion flexion and hyperextension. 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 musculature of the neck is comprised of a number of different muscle groups. Muscles of the neck that move the head duration. Rectus capitis posterior major and rectus capitis posterior minor attach the inferior nuchal line of the occiput to the c2 and c1 vertebrae respectively.

Stephanie britton 25424 views. They are usually described within the triangles. The motion of the muscles of the neck are divided into four categories.

Rotation describes the action of moving the head from side to side. It pulls down the lower face and mouth and causes wrinkles in these spots. 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 muscles of the neck run from the base of the skull to the upper back and work together to bend the head and assist in breathing. Muscles of the neck. The muscles of the neck are present in four main groups.

The muscles in the neck are responsible for the movement of the head in the cervical region in all directions. The neck also contains the thyroid and parathyroid glands the esophagus larynx and trachea and also a number of lymph glands.

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