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Directory of Nose and Paranasal Sinuses Resources

Home > Health > Conditions and Diseases > Ear, Nose and Throat > Nose and Paranasal Sinuses

The nose is a protuberance in vertebrates that houses the nostrils, or nares, which admit and expel air for respiration. The paranasal sinuses are eight (four pairs) air-filled spaces, or sinuses, within the bones of the skull and face.

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