internodal tractGo to external page http://purl.obolibrary.org/obo/UBERON_0009966
A conducting pathway in the conducting tissue of heart through which electrical activity spreads from the SA node to the AV node. [ http://en.wikipedia.org/wiki/Electrical_conduction_system_of_the_heart ]
Synonyms: interatrial conduction tract internodal conduction tract internodal tract muscle tissue internodal fasciculus
evidence is sparse [http://www.gpnotebook.co.uk/simplepage.cfm?ID=-483065798] There is some functional evidence for the existence of specialized conducting pathways within the atria (termed internodal tracts), although this is controversial
include 3 subtypes?