Bundles of Axons, Part of Body's Sensory System

This page is the CodyCross answer for the clue below from Fauna and Flora, Group 178, Puzzle 1 (Photosynthesis).

Question is: Bundles of Axons, Part of Body's Sensory System

and the answer is: NERVES

Word Meaning:

NERVES — plural of nerve

Definitions from Wiktionary.