| nociceptive | <physiology> The process of pain transmission, usually relating to a receptive neuron for painful sensations. (16 Dec 1997) |
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| nociceptive reflex | Flexion of ankle, knee, and hip when the foot is painfully stimulated; the crossed extension reflex occurs in association with it. Synonym: defense reflex, nociceptive reflex, withdrawal reflex. (05 Mar 2000) |