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biological

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axon reflex

axon reflex An axon reflex is a nerve-mediated local response in which activation of small nerve fibres in the skin produces a nearby widening of blood vessels, seen as a flare after heating.

An axon reflex is a nerve-mediated local response in which activation of small nerve fibres in the skin produces a nearby widening of blood vessels, seen as a flare after heating. In this context, it is used as an indicator of small fibre function.