external branch of trunk of accessory nerve(redirected from ramus externus trunci nervi accessorii)
ex·ter·nal branch of trunk of ac·ces·so·ry nerve[TA]
accessory nerve trunk exiting from the jugular foramen and carrying spinal accessory nerve fibers to the sternocleidomastoid and trapezius muscle.
Synonym(s): ramus externus trunci nervi accessorii [TA]
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