anatomical entity anatomical entity nerve plexus UMLS:C0501403 EHDAA:3780 Anatomical junction where subdivisions of two or more neural trees interconnect with one another to form a network through which nerve fibers of the constituent nerve trees become regrouped; together with other nerve plexuses, nerves and ganglia, it constitutes the peripheral nervous system. Examples: cervical nerve plexus, brachial nerve plexus, sacral nerve plexus[FMA]. uberon FMA:5901 BTO:0000205 AEO:0000138 Made to be a subtype of junction rather than tissue to be consistent with FMA NCIT:C12929 EHDAA2:0003138 EMAPA:37683 plexus MA:0002407 UBERON:0001810 anatomical junction