part of part of branching part of branching part of Homo sapiens nerve spinal nerve trunk communicating branch of spinal nerve rami communicantes of spinal nerve Wikipedia:Rami_communicans UBERON:0017642 Rami communicans (plural rami communicantes) is the term used for a nerve which connects two other nerves. When used without further definition, it almost always refers to a communicating branch between a spinal nerve and the sympathetic trunk. More specifically, it usually refers to one of the following: Gray ramus communicans White ramus communicans. rami communicantes SCTID:310727003 FMA:5874