Physiology Nervous System ce94ef9a Nerve Conduction is slowest in A C fibers B A alpha C A beta D A delta High-Yield Explanation Ans. (a) C fibers(Ref: Ganong, 25th ed/p.94)A a - highest conduction velocity (70 - 120 m/s)C fibers - slowest conduction velocity (0.5 - m/s)