Definition of Pacinian corpuscle in English:
Pacinian corpuscle
noun
AnatomyAn encapsulated ending of a sensory nerve that acts as a receptor for pressure and vibration.
‘Hair follicles and smooth muscle (arrector pili), sweat and sebaceous glands, and Pacinian corpuscles are located in the reticular layer.’- ‘The feet of elephants are more than mere clumping cylinders; their interiors are filled with vibration sensors known as Pacinian corpuscles, which have a structure similar to an onion, with a slimy gel between each layer.’
- ‘Snakes have simple nerve endings for vibration perception and Herbst corpuscles in birds and Pacinian corpuscles in Eutherian mammals allow for perception of vibrations.’
- ‘Lamellated corpuscles, similar to Pacinian corpuscles, ‘have been found in the legs of kangaroos and are thought to detect ground - borne vibrations.’’
- ‘Preliminary results reveal a high density of Pacinian corpuscles in the front of the foot and along the edges - a finding consistent with the notion that elephants are sensing seismic signals when they press their feet on the ground.’
Pronunciation
Origin
Late 19th century named after Filippo Pacini (1812–83), Italian anatomist.
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