Trapezius Muscles Anatomy

Trapezius is one of the superficial posterior axioappendicular or extrinsic muscle pairs. When viewed together the two trapezius muscles together roughly form a diamond or trapezoid shape responsible for the trapezius name.

Learn Muscle Anatomy Trapezius

And a lower part which medially rotates and depresses the scapula.

Trapezius muscles anatomy. Spinal accessory nerve cranial nerve xi and the ventral rami of spinal nerves c2 3. An upper part which supports the weight of the arm. Problems with the trapezius are rare but may occur.

It moves the scapula and supports the arm. Learn trapezius muscles anatomy with free interactive flashcards. Anatomy of the trapezius muscle.

A middle region which retracts the scapula. Trapezius muscle is a large superficial muscle that extends from the back of the skull back of the neck and back of the. Medial edge of the superior surface of the acromion process of the scapula and the superior edge of the scapular spine actions.

The trapezius muscle is a flat triangular muscle and belongs to the superficial back muscles. The trapezius muscle is one of the major muscles found in the upper back and on either side of the spine. The anatomy of the trapezius muscle anatomy of the trapezius.

It is considered a large surface muscle that extends from the occipital bone of the skull to the lower thoracic vertebrae of the spine. It originates at the occipital bone at the base of the skull the ligaments on either side of the seven cervical neck vertebrae ligamentum nuchae and the seventh cervical and all thoracic vertebrae. It plays an important role in the shoulder and head movements and is innervated by the accessory.

People who lift weights or carry heavy objects for a living are also more likely to develop a trapezius strain. Educational video describing anatomy associated with the trapezius muscle. The trapezius muscle is divided into 3 areas.

Retraction of the scapula innervation. The trapezius muscle acts as both a posture stabilizer. Muscle anatomy of the middle trapezius.

The trapezius is a large paired surface muscle that extends longitudinally from the occipital bone to the lower thoracic vertebrae of the spine and laterally to the spine of the scapula. The right and left trapezius together form a trapezium an irregular four sided figure. The trapezius has three functional parts.

Trapezius strain is the most common injury to the muscle and can occur by all kinds of trauma including car accidents whiplash or contact sports. Choose from 500 different sets of trapezius muscles anatomy flashcards on quizlet. The trapezius muscle is a large paired triangular shaped muscle located superficially in the back of the neck and thorax.

Functions of the trapezius muscle. Spinous processes of t1 to t5 insertion.

Trapezius Posterior View Muscles Of The Upper Extremity