Nine pharyngoesophagus regions were prepared as sets of serial sections to study the change of thyropharyngeal muscle.

 
  • 肌層可分為3層,內層的肌纖維不參與咽縫的構成,并與環(huán)咽肌的環(huán)形肌相續。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan