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SA node, Internodal pathways, AV node, Bundle of His, Bundle branches, Purkinje fibers.
part of the electrical pathway combined with the bundle of His
VASICLES
A bundle of nerve fibers is surrounded by perineurium, a connective tissue that wraps around them.
Bundle of Hisatrioventicular bundle (bundle of his), right and left bundle bramches and the purkinge conducition fibers