ormay divide into two or more. The alveolar ducts branch to produce alveolar sacs [infundibula]which are cavities in the center of clusters of alveoh. The sacs resemblethe ducts as shown in Fig. 271. According to Professor Aliller, who hasmade reconstructions of these structures in the human lung,… … J73 —Camhra Iacida Drawim. fko^i \Skction ok a CALfs Lung. (Miller.)The stippliiiK indicates smooth muscle and cuboid-al cpithelumi ; the lines, respiratory epithe-lium. B. R., RespiratorN- bronchiole; D. A., aL\eolar duct ; A., ati luni ; A. S., alveolar sac. wliicli sc\-er;tl ahcolar sacs proceed…
Histology · Microscopy
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