Item #3 of 15

When a neural impulse reaches the end of an axon, it causes the tiny sacs at the end of the axon to release chemicals called ____________.

		stimulants;
		inhibitors;
		neurotransmitters;
		ions;
		hormones;

CORRECT - Yes, neurotransmitters are released when a neuronal impulse reaches the terminal button of an axon.

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