Anatomy: It moves the scapulae (when the spinal origins are stable), It moves the spine (when the scapulae are stable). It mainly stabilizes the scapula.

Question

It moves the scapulae (when the spinal origins are stable), It moves the spine (when the scapulae are stable). It mainly stabilizes the scapula.

Alexandra Jessie Wilson · Accepted Answer

Contraction of the trapezius muscle can have two effects:

It moves the scapulae (when the spinal origins are stable), It moves the spine (when the scapulae are stable). It mainly stabilizes the scapula.