Talk:Blood–air barrier

Physiology Mid‑importance

	This article is within the scope of WikiProject Physiology, a collaborative effort to improve the coverage of Physiology on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.PhysiologyWikipedia:WikiProject PhysiologyTemplate:WikiProject PhysiologyPhysiology articles
Mid	This article has been rated as Mid-importance on the importance scale.
	This article has been classified as relating to the physiology of the respiratory system.

Anatomy: Microanatomy Low‑importance

	This article is within the scope of WikiProject Anatomy, a collaborative effort to improve the coverage of Anatomy on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.AnatomyWikipedia:WikiProject AnatomyTemplate:WikiProject AnatomyAnatomy articles
Low	This article has been rated as Low-importance on the project's importance scale.
	This article has been classified as relating to microanatomy.

Scuba diving Low‑importance

	Underwater diving portal This article is part of WikiProject Underwater diving, an effort to create, expand, organize, and improve Underwater diving-related articles to a feature-quality standard, and to comprehensively cover the topic with quality encyclopedic articles.Scuba divingWikipedia:WikiProject Scuba divingTemplate:WikiProject Scuba divingSCUBA articles
Low	This article has been rated as Low-importance on the importance scale.