There is a kind of phagocyte in alveolar septum, called（）. This kind of cell can enter the alveoli cavity, phagocytosis alveoli dust particles and bacteria, also known as dust cells.

There is a kind of phagocyte in alveolar septum, called（）. This kind of cell can enter the alveoli cavity, phagocytosis alveoli dust particles and bacteria, also known as dust cells.
正确答案：septal cell