The alveoli are well-aerated and contain only an occasional pulmonary macrophage (type II pneumonocyte).

泡内充满空，有巨噬细胞（II型上皮细胞）。

Conclusion TP played a protective role in quartz induced pneumonocyte injury and inflammatory response.

论茶多酚具有抗石英所细胞损伤及内炎性反应的作用。