Relating to or characterized by the direct arrangement of nerve fibers from brain to muscles without intermediate nerve ganglia, as in cephalopod mollusks.
From euthyneura plus -al. This scientific term describes the advanced nervous system anatomy found in intelligent mollusks like cephalopods.
Your nervous system has relay stations (ganglia), but octopuses evolved 'euthyneural' direct wiring, which is like upgrading from a phone system with switchboards to fiber-optic internet—faster and smarter!
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