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单词 crista
释义

crista

noun

cris·​ta ˈkri-stə How to pronounce crista (audio)
plural cristae ˈkri-ˌstē How to pronounce crista (audio)
-ˌstī
: any of the inwardly projecting folds of the inner membrane of a mitochondrion

Word History

Etymology

New Latin, from Latin, crest — more at crest

First Known Use

1959, in the meaning defined above

Medical Definition

crista

noun

cris·​ta ˈkris-tə How to pronounce crista (audio)
plural cristae -ˌtē, -ˌtī How to pronounce crista (audio)
1
: one of the areas of specialized sensory epithelium in the ampullae of the semicircular canals of the ear serving as end organs for the vestibular sense

called also crista ampullaris

2
: a membranous spiral fold running the length of the body of certain spirochetes
3
: an elevation of the surface of a bone for the attachment of a muscle or tendon
4
: any of the inwardly projecting folds of the inner membrane of a mitochondrion
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更新时间:2024/9/22 10:00:38