| pacinian | <anatomy> Of, pertaining to, or discovered by, Filippo Pacini, an Italian physician of the 19th century. Pacinian corpuscles, small oval bodies terminating some of the minute branches of the sensory nerves in the integument and other parts of the body. They are supposed to be tactile organs. Source: Websters Dictionary (01 Mar 1998) |
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| pacinian corpuscles | Rapidly adapting mechanoreceptors found in subcutaneous tissue beneath both hairy and glabrous skin. Pacinian corpuscles contain an afferent nerve fibre surrounded by a capsule with multiple concentric layers. They have large receptive fields and are most sensitive to high-frequency stimuli, such as vibration. (12 Dec 1998) |