Laryngopharynx ● vallecula epiglottica 舌 pyriform sinus 舌会厌正中犍 会厌谷 vallecula epiglottica 会厌 舌会厌外侧裝 ● postcricoid space era glossoepiglott fold 梨状窝 pyriform sinus 环后隙 postcricoid space 食管人口 图2-1-5喉咽Laryngopharynx ⚫ vallecula epiglottica ⚫ pyriform sinus ⚫ postericoid space