tissue composed of neurons and their processes and neuroglial cells (including Schwann cells) and their processes, which together form the parenchyma of the neural organs that comprise the nervous sys, kude, mis koosneb erutusi juhtivaist ja analüüsivaist neuroneist (närvirakud koos kõikide jätketega) ja neurogliiast. Moodustab närvisüsteemi, selle eriomane talitlus toimub neuronite kaudu, neuroglii