<prompt> Maximum Conducting velocity is of?Purkinje fibersBundle of HisSA NodeAV bundle  <response>: Ans. a Purkinje fibers. Ref. Ganong, Physiology, 21st ed., Table 28-1CONDUCTION SPEEDS IN CARDIAC TISSUETissueConduction Rate msSA node0.05Atrial pathways1AV node0.05Bundle of His1Purkinje system4Ventricular muscles1 