目的：探讨甲杓肌肌纤维型及其运动终板分布情况。
Objective: Our aim was to study thyroarytenoid (TA) muscle type and the motor end plate distribution in doys.
结果表明：随着发音频率的升高，环甲肌及甲杓肌的电活动逐渐增强。
The result showed that:As the frequency increased, the activity of CT and TA was increased.
方法在直接喉镜下于双侧声带近外侧甲杓肌处注射A型肉毒毒素各2 .5U治疗内收性痉挛性发声障碍11例。
Methods 11 patients with adductor SD were treated by injection on both vocal cords each with 2.5U of BTA by direct laryngoscopy.
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.
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.
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