系喉肌之一,属内群,为成对的三角形肌,起自环状软骨板后面。斜向外上方,止于同侧杓状软骨的肌突。其作用可使环杓关节在垂直轴上回旋,拉肌突向后内下方,声带突则转向外上方,使声门开大,并使声带紧张。
(一)使声门伸开(声带外展)主需要是环杓后肌(posterior cricoarytenoid muscle),起自环状软骨板反面浅凹处,斜向外上方,止于杓状软骨肌突后面,紧缩时将杓状软骨的声带突向外滚动,使声带后端分开,声门开大...
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环杓关节囊 capsula articularis cricoarytenoidea 环杓后肌 musculus cricoarytenoideus posterior 环杓后韧带 ligamentum cricoarytenoideum posterius ..
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和环杓后肌 Posterior cricoarytenoid ; PCA
·2,447,543篇论文数据,部分数据来源于NoteExpress
环杓侧肌、环杓后肌、甲杓间和杓间肌经常受侵;
Lateral cricoarytenoid muscle, posterior cricoarytenoid one, thyroarytenoid and interarytenoid ones were often invaded.
取新鲜人喉标本,对环杓后肌进行纵切片,应用银浸法研究其运动神经终末的形态特点。
The fresh posterior crico-arytenoid muscle of human larynx is taken in the research to find the morphological features of motor end-plates.
目的:比较不同神经肌蒂环杓后肌移植术治疗声带麻痹的疗效,为临床选择术式提供参考。
Objective:To compare the results and effect of different neuromuscular pedicle (NMP) embeded in posterior cricoarytenoid muscle.
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