the excitatory vestibulo-ocular neurones identified by orthodromic and antidromic responses to stimulation of the acn and the contralateral io motoneurone pool , respectively , were classified as voc ( vestibulo-ocular neurones with axons descending to the cervical segment ) or vo ( vestibulo-ocular proper ) neurones on the basis of whether or not they responded antidromically to stimulation of the spinal cord in the c1 segment .
C0004461
axons
C0027882
neurones