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In physiology, nociception (/ˌnəʊsɪˈsɛpʃ(ə)n/), also nocioception; from Latin nocere 'to harm/hurt') is the sensory nervous system's process of encoding noxious stimuli.
Noxious describes any happening that is perceived as harmful. It may also refer to: Poison, substances that can harm or kill; Noxious weed, a plant designated by the government as injurious to public health, agriculture, recreation, wildlife or property
A noxious stimulus is a stimulus strong enough to threaten the body's integrity (i.e. cause damage to tissue).Noxious stimulation induces peripheral afferents responsible for transducing pain (including A-delta and C-nerve fibers, as well as free nerve endings) throughout the nervous system of an organism.
Group C nerve fibers are one of three classes of nerve fiber in the central nervous system (CNS) and peripheral nervous system (PNS). The C group fibers are unmyelinated and have a small diameter and low conduction velocity, whereas Groups A and B are myelinated.
A nociceptor (from Latin nocere 'to harm or hurt'; lit. ' pain receptor ') is a sensory neuron that responds to damaging or potentially damaging stimuli by sending "possible threat" signals [1] [2] [3] to the spinal cord and the brain.
Close up of the head of a live lobster. There is a scientific debate which questions whether crustaceans experience pain.It is a complex mental state, with a distinct perceptual quality but also associated with suffering, which is an emotional state.
Pain is a distressing feeling often caused by intense or damaging stimuli. The International Association for the Study of Pain defines pain as "an unpleasant sensory and emotional experience associated with, or resembling that associated with, actual or potential tissue damage."
State grass: Indian grass (Sorghastrum nutans) – The General Assembly wrote that Indian grass is "a native, nonnoxious plant, with a historical, continuing, widespread, and beneficial existence in South Carolina." [8] (2001)