喉前庭区指喉室带以上解剖区域 ,形似橄榄形 ,前后径短 ,左右径长 ,四壁轮廓清晰 ,前壁为翘起的会厌 ,两侧为会披皱襞 ,后缘为双披裂。四壁结构组成似卵圆形的井台 ,会厌似井盖。整个喉前庭占位两侧梨状窝中央部。用间接喉镜及动态喉镜 (放大影屏录相 ,前后径 15～ 17ｃｍ ,左 The throat vestibular area refers to the throat chamber above the anatomical region, shaped like olive-shaped, short before and after the trail, left and right path length, clear outline of the four walls, the front wall is cocked epiglottis, on both sides will be folded folds, trailing edge of the double-split. Four-wall structure is composed of oval-shaped wells, epiglottis covers. Throat vestibules occupy the entire area on both sides of the central part of the fossa. Indirect laryngoscope and dynamic laryngoscope (enlarged video screen, diameter 15 ~ 17cm, left