B fiber

a myelinated nerve fiber (axon) of the autonomic nervous system. B fibers are approximately 2 mm or less in diameter and transmit impulses to the sympathetic chain. See also A fiber; C fiber.

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Psychology term of the day

December 24th 2024

erotic love

a type of love, identified in certain classification systems, that is characterized by strong sexual arousal. See also limerence; passionate love.