Medical Definition of sensory neuron
: a neuron that transmits nerve impulses from a sense organ towards the central nervous system
The activity of a neuron—whether it's a sensory neuron receiving information from the outside world or an interneuron integrating it or a motor neuron provoking muscles into action—is not so much a step-by-step series of events as a kind of symphony of rising and falling cellular activities …— Stephen S. Hall, Science 85, May 1985 In mammals, olfactory sensory neurons … are located within the olfactory epithelium of the nasal cavity— Peter Mombaerts, Science, 22 Oct. 1999 — compare interneuron, motor neuron
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