释义 |
medullated adjective anatomy specializeduk /ˈmed.əl.eɪ.tɪd/ us /ˈmed.lˌeɪ.t̬ɪd//ˈmeʤ.lˌeɪ.t̬ɪd//məˈdʌl.eɪ.t̬ɪd/ A medullated nerve is one that has a myelin sheath(= a layer that surrounds and protects some nerves): medullated nerve fibreA medullated nerve fibre is a soft, transparent thread surrounded by a white fatty substance. The larger sympathetic nerves contain a considerable number of medullated fibres. The medullated fibres form the white part of the brain. Both medullated and nonmedullated sensory nerves end in these glomus cells. The granular layer also contains a thick network of medullated fibres. 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 neurogenic neurogenically neuroglia neuroglial neurohormonal reticular formation rhinencephalon rhombencephalon right brain right-brained
You can also find related words, phrases, and synonyms in the topics: Substances & structures in the body
Synonym
myelinated |