呼吸系统课件.ppt

文档介绍：1呼吸系统TheRespiratorySystem李佳楣人体解剖学教研室23一、组成呼吸道respiratorytract:传送气体肺lung:气体交换鼻nose咽pharynx喉larynx气管trachea支气管bronchi概述上呼吸道下呼吸道4概述二、功能气体交换与嗅觉和发音功能有关5?外鼻externalnose?鼻腔nasalcavity?鼻旁窦paranasalsinus第一节呼吸道呼吸道起始部嗅觉和发音的器官鼻nose6外鼻externalnose?鼻根root?鼻背back?鼻尖apexofnose?鼻翼alaenasi7被鼻中隔分为左、右鼻腔每侧鼻腔开口:鼻孔、鼻后孔鼻腔nasalcavity鼻孔Naris鼻后孔Choana鼻前庭nasalvestibule鼻中隔nasalseptum8?鼻腔内侧壁:鼻中隔nasalseptum筛骨ethmoidbone犁骨vomer鼻中隔nasalseptum9?鼻腔外侧壁上/中/下鼻甲superior/middle/inferiornasalconcha上/中/下鼻道superior/middle/inferiornasalmeatus蝶筛隐窝sphenoethmoidalrecess10?鼻腔外侧壁半月裂孔semilunarhiatus筛漏斗ethmoidalinfundibulum筛泡ethmoidalbulb