The oxygen exchange occurs in the alveolus.

氧气交换发生在肺泡中。

Damage to the alveolus can lead to respiratory issues.

肺泡的损伤可能导致呼吸问题。

Each alveolus is surrounded by a network of capillaries.

每个肺泡都被毛细血管网包围。

The alveolus plays a crucial role in the respiratory system.

肺泡在呼吸系统中起着至关重要的作用。

Inhaled air reaches the alveolus where gas exchange takes place.

吸入的空气到达肺泡，在那里进行气体交换。

These tubes deliver the inhaled oxygen to, ultimately, the alveolus.

这些气管把吸入的氧气运送到肺泡。

Results Allergic alveolus inflammation can lead to pleural effusion.

结果:过敏性肺泡炎可以并发胸腔积液.

Around each alveolus there are capillaries, which are very small blood vessels.

在每一肺泡周围有许多毛细管, 它们是很小的血管.

Microscopically, every alveolus is filled with granular pink exudate in this case of Pneumocystis carinii pneumonia.

显微镜下, 卡氏肺孢子虫肺炎中每个肺泡内都充满粉红色颗粒状渗出物.

The brown coarsely granular material in macrophages in this alveolus is hemosiderin that has accumulated as a result of the breakdown of RBC's and release of the iron in heme.

肺泡内巨噬细胞含铁血黄素沉着（呈褐色粗糙颗粒）。是红细胞血红蛋白降解后所产生和释放的。