環甲關節(cricothyroid articulation、或 joint(關節)、環甲狀關節)是連接環狀軟骨甲狀軟骨關節。它通過改變聲帶的張緊度來調節人聲的音調起到關鍵性的作用。[1]這種張力主要由內的甲杓肌及喉外的環甲肌進行控制,並通過縮小由環甲關節容許的水平和垂直方向之旋轉和滑動運動所產生的"環甲間隙"(cricothyroid space),可以因此改變聲帶張力、及調節語音基頻[1]

Quick Facts 環甲關節, 標識字符 ...
環甲關節
Thumb
喉部軟骨
標識字符
拉丁文Articulatio cricothyreoidea
TA98A06.2.03.006
TA21665
FMAFMA:55101
解剖學術語
Close

參見

  • 甲杓關節(thyroarytenoid joint)
  • 會厭關節(epiglottis joint)
  • 頭頸部解剖英語Head and neck anatomy
  • 環甲間隙(cricothyroid space)

註釋

參考文獻

外部連接

Wikiwand in your browser!

Seamless Wikipedia browsing. On steroids.

Every time you click a link to Wikipedia, Wiktionary or Wikiquote in your browser's search results, it will show the modern Wikiwand interface.

Wikiwand extension is a five stars, simple, with minimum permission required to keep your browsing private, safe and transparent.