the pressor response is preceded by a rise ( 25-250 % ) in the rate of discharge of a specific group of 'vasomotor ' neurons present in the pressor area of the pgcl which exhibit the following characteristics : axonal projection to the thoracic spinal cord , spontaneous discharges at low blood pressure , pulse-synchronous activity , discharge rate inversely related to mean arterial pressure and total inactivity above 140-160 mm hg .
C0027882
neurons
C0004461
axonal