Involuntary Reaction
This page is the CodyCross answer for the clue below from Futuristic City , Group 996, Puzzle 3 (Swallowable Microscopes).
Question is: Involuntary Reaction
and the answer is: REFLEX
Word Meaning:
REFLEX — An automatic response to a simple stimulus which does not require mental processing.
Definitions from Wiktionary.