coalesce to form the
spinal part of the
It arises from the
accessory nerve
neurons of the upper
which runs superiorly
Spinal cord .
to enter the cranial
cavity via the
foramen Magnum.
It briefly meets the
cranial portion of the
The nerve traverse
accessory nerve
the posterior cranial
before exiting the
fossa to reach the
skull (along With the
The spinal jugular foramen.
glossopharyngeal
and vagus nerve)
components