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Air cells

German: Pneumatisationsraum

1 Definition

Air cells in medical terms are air-filled cavities in bones. In human beings they are present in the bones of the skull and connect to the nasal cavity and middle ear.

2 Example

Examples for air cells are the Cellulae mastoideae (mastoid cells) of the Processus mastoideus of the temporal bone which are connected to the middle ear. Additional air cells are:

3 Function

The function of air cells is not explained yet. Probable one of their functions is to reduce the weight, increasing the surface of the mucous membrane and infection defense

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Specialties: Anatomy

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