Pain: Sites of Origin, Pathways, and Neurotransmitters

Pain: Sites of Origin, Pathways, and Neurotransmitters Source: Canadian Council on Animal Care The precise mechanisms of pain appreciation in the central nervous system have not been fully elucidated although much is known of the pathways involved. Some of the transmitters and receptors that play an important role in pain have been identified. This has … Continue reading

Mapping Pain in the Brain

Mapping pain in the brain Source A D (Bud) Craig Many areas of the brain are involved in the experience of pain. These areas have been thought to form a distributed pain-processing ‘neuromatrix’ centred on the portions of the cerebral cortex related to the sense of touch. However, a new view suggests that specific pain … Continue reading

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