【正文】
pe II alveolar C,macrophage,Elastic fiber,第二十頁,共三十一頁。 alveolar sac The wall, many alveoli open into. Knobs in the wall of alveolar duct Knobs is sphincterlike SMC.,第十八頁,共三十一頁。 1.Respiratory bronchiole The wall, few alveoli open into. Simple cuboidal Epi,SMC.,第十七頁,共三十一頁。o)管,Simple alveolar Epi.,第十六頁,共三十一頁。,Respiratory portion-alveolus,肺泡(f232。,Respiratory portion- Alveolar duct amp。,Rules of structural variance in conducting portion,第十三頁,共三十一頁。,Conduction portion- bronchiole amp。,Conduction portion- lobular Br amp。,lung,parenchyma: bronchial trees amp。 tissue),Gas exchange,二、lung,第八頁,共三十一頁。 alveoli alveoli amp。,The wall of trachea,1. Mucosa=epithelium+lamina propria pseudostratiated ciliated