| 释义 |
Pacinian corpuscle noun[ C ] anatomy specializeduk /pəˈsɪn.i.ən ˈkɔː.pʌs.əl/ us /pəˈsɪn.i.ən ˈkɔːr.pʌs.əl/ a nerve ending that is able to recognize touch and pressure, especially in the hands and feet: One type of receptor found in the dermis of the skin is a Pacinian corpuscle. The Pacinian corpuscles lay deep within the hypodermis. The Pacinian corpuscles are found in the subcutaneous tissue on the nerves of the palm of the hand and sole of the foot. When pressure is applied to a Pacinian corpuscle, the capsule is pressed out of shape, and deforms the nerve ending inside it. Meissner's corpuscles are sensitive to light touch, while Golgi bodies and Pacinian corpuscles are sensitive to tension and pressure. SMART Vocabulary: related words and phrases The brain & nervous system abducens nerve abducent nerve accessory nerve alexithymia allism glossopharyngeal nerve grey matter hemispheric hemispherical hindbrain neurofibrillary neurogenic neurogenically neuroglia neuroglial reticular formation rhinencephalon rhombencephalon right brain right-brained |