A delta fibre

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A delta fibre

nerve fibre

Learn about this topic in these articles:

human sensory reception

In pain: Physiology of pain
The A delta fibres are the larger and the most rapidly conducting of the two types, because of their thin myelin covering, and, therefore, they are associated with the sharp, well-localized pain that first occurs. A delta fibres are activated by mechanical and thermal stimuli. Smaller,…
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