Superficial and deep back muscles, prevertebral muscles, and thoracic outlet

Click on a link below to see the image in VH Dissector:

Posterior thorax bones

Suboccipital muscles

Layer 1 (superficial back muscles)

Layer 2 back muscles 

Layer 3 back muscles

Layer 4 back muscles

Layer 5 back muscles

Layer 6 back muscles

Anterior neck - scalenes