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

肺泡内充满空气，有肺巨噬（II型上皮）。

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

多酚具有抗石英所致肺损伤及肺内炎性反应的作用。