英语释义
1. proximal to a ganglion specifically of, relating to, or being a usually myelinated axon arising from a cell body in the central nervous system and terminating in an autonomic ganglion — compare postganglionic
2. anterior or proximal to a ganglion specifically being, affecting, involving, or relating to a usually myelinated efferent nerve fiber arising from a cell body in the central nervous system and terminating in an autonomic ganglion — compare postganglionic