blood-air barrier

n.

The material intervening between alveolar air and the blood that consists of a nonstructural film or surfactant, alveolar epithelium, basement membrane, and endothelium.

Words nearby blood-air barrier

blood urea nitrogen, blood vessel, blood vessels, blood volume, blood work, blood-air barrier, blood-and-guts, blood-and-thunder, blood-aqueous barrier, blood-brain barrier, blood-cerebrospinal fluid barrier