Which group of fibers spreads impulses at up to 1 meter per second? Naim 23:46 Fundamental of the Nervous System and Nervous Tissue Which group of fibers spreads impulses at up to 1 meter per second? A) group A fibers B) group B fibers C) group C fibers D) group D fibers Answer: C) group C fibers Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+