咽部是消化道的上端,位于口腔与食管之間;同时又是呼吸道的一部分,把鼻腔与咽头連接起來。因此咽与喉部既为空气与食物的通道,同时又構成了声音的共鳴器官。由此可見咽与喉部虽有輕微之損伤,都会給人帶來很嚴重的痛苦甚或有生命的危險。咽喉部損伤类如擦伤,刺伤,切防,彈伤,燒伤等等。其中在平时臨床上尤以燒伤为最常見。在燒伤中又分为热性与化学性兩种,在热性当中又有蒸气与液体之分。前者多發生在工業生產中,如鍋爐爆炸,火災等 The pharynx is the upper end of the digestive tract, located between the mouth and esophagus; at the same time it is part of the respiratory tract, the nasal cavity and pharynx connected. Therefore pharynx and larynx are both the air and food channels, but also constitute the voice of the resonance organ. This shows that the pharynx and throat, although minor injuries, will give people a very serious pain or even life-threatening. Throat injury categories such as abrasions, stab wounds, cut off, bullets, burns and so on. Especially in the usual clinical burn, especially the most common. In the burn is divided into two kinds of heat and chemical, there are steam in the heat and the liquid points. The former occurred in industrial production, such as boiler explosion, fire and so on