Olfactory
NOT ON BRAINSTEM
Optic
NOT ON BRAINSTEM
Oculomotor
Exit at level of superior colliculus at inpenduncular fossa
Trochlear
Dorsal/Posterior brainstem just below inferior colliculus
Trigeminal
Sensory and Motor root - leaves Pons at junction with middle cerebellar peduncle
Abducens
Pontomedullary junction
Facial
Pontomedullary junction (lateral to abducens)
Vestibulocochlear
Cerebellopontine angle (most lateral at pontomedullary junction)
Glossopharyngeal
Side of medulla
Vagus
Side of medulla
Accessory
Side of medulla and spinal cord
Hypoglossal
Pre-olivary sulcus