Trapezius (Neck)

Neck (upper fibers)

  1. Extension
  2. Lateral Flexion
  3. Rotation to the Opposite Side

Trapezius (843)

Action (8)

Scapula

  1. Elevation (middle fibers)
  2. Depression (lower fibers)
  3. Retraction (middle fibers)
  4. Upward Rotation (middle and lower fibers)
  5. Stabilizes the Scapula (middle fibers)

Neck (upper fibers)

  1. Extension
  2. Lateral Flexion
  3. Rotation to the Opposite Side

Origin (4)

  1. External occipital protuberance
  2. Medial portion of superior nuchal line of the occiput
  3. Ligamentum nuchae
  4. Spinous process of C7-T12

Insertion (3)

  1. Lateral 1/3 of clavicle
  2. Acromion
  3. Spine of the scapula

The Basics

Moves: scapula (all fibers), neck (upper fibers)

Attaches to: back of the head, cervical and thoracic spine, clavicle, acromion, and spine of the scapula.

In Other Words...

Scapula - On the shoulder blades, it shrugs the shoulder, un-shrugs, brings them together, rotates them up, and stabilizes.

Neck - The upper traps enable you to look up, tilt the head sideways, and look to the opposite side.

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