V2EX prognathism

Prognathism

释义 Definition

(医学)颌前突;下颌或上颌向前突出的一种面部/颌骨形态特征,可能影响咬合、咀嚼、发音与面部外观。(也常与“地包天/反颌”等咬合问题相关;具体类型可分为下颌前突或上颌前突。)

发音 Pronunciation (IPA)

/prnθzm/(BrE), /prnθzm/(AmE)

例句 Examples

The dentist noted mild prognathism.
牙医注意到有轻度的颌前突。

In severe cases, prognathism can affect chewing and speech and may be treated with orthodontics or orthognathic surgery.
在严重情况下,颌前突会影响咀嚼和发音,可能需要通过正畸或正颌手术治疗。

词源 Etymology

prognathism 来自希腊语词根:**pro-**(向前)+ **gnath-**(颌、下巴,源自 gnathos),再加上名词后缀 -ism(表示状态/现象)。字面意思就是“颌部向前的状态”。

相关词 Related Words

文学与著作 Literary Works

  • Gray’s Anatomy(《格雷氏解剖学》)在头颈部与颌面解剖相关章节中常见该术语或相关描述
  • Contemporary Orthodontics(《现代正畸学》)用于讨论颌骨发育、咬合异常与治疗方案
  • Peterson’s Principles of Oral and Maxillofacial Surgery(《口腔颌面外科手术学原理》)在正颌与颌面畸形评估/治疗内容中出现
  • Charles Darwin, The Descent of Man(《人类的由来》)常见相关形容词 prognathous(颌前突的)用于人类学/比较解剖讨论
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