Assertion: nervous system's neurotransmitter | /r/HasProperty | adrenaline
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Source sentences:
text: The neurotransmitters that regulate the processes of these nerve fibers are acetylcholine, noradrenaline, and adrenaline.
text: For example, many of the sympathetic nerve cells mentioned above (the Fight or Flight cells) react to a neurotransmitter called adrenaline, which is released into the bloodstream from the adrenal glands when we get scared, stressed or startled.