V2EX labrum

Labrum

释义 Definition

labrum关节唇;指附着在某些关节窝边缘的纤维软骨环,用于加深关节窝、增加稳定性并帮助缓冲受力(常见于肩关节盂唇髋臼唇)。在昆虫解剖中也可指上唇(另一常见义项)。

发音 Pronunciation (IPA)

/lbrm/

例句 Examples

The doctor said my shoulder labrum is torn.
医生说我的肩关节盂唇撕裂了。

Because the labrum deepens the socket, a tear can reduce joint stability and cause pain during overhead movement.
由于关节唇能加深关节窝,撕裂可能会降低关节稳定性,并在举手过头等动作时引发疼痛。

词源 Etymology

来自拉丁语 labrum,原意为“嘴唇、唇缘”。解剖学借用该词,用来形容关节窝边缘那圈“像唇一样”的软骨结构,因此译作“关节唇”。

相关词 Related Words

文学与著作 Literary Works & Notable Appearances

  • Gray’s Anatomy(《格雷氏解剖学》):在肩关节与髋关节章节中讨论关节盂唇/髋臼唇的结构与功能。
  • Netter’s Atlas of Human Anatomy(《奈特人体解剖学图谱》):在相关图谱与说明文字中使用 labrum 标注关节唇。
  • Campbell’s Operative Orthopaedics(《坎贝尔骨科手术学》):在肩关节盂唇损伤与髋臼唇病变的诊疗内容中频繁出现该词。
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