Slowest conduction velocity in which part of conducting system-

Ans. is 'a' i.e., AV node * Speed of conduction is slowest in AV node and SA node.Cardiac tissueConduction velocity (meter/second)SA node0 [?] 05Inteatrial pathways1Atrial muscle0 [?] 30AV node0 [?] 05 (minimum)Bundle of His1Purkinje system4 (maximum)Ventricular muscle1