According to MedicineNet.com, the nasal passage is the channel for nose ... The
nasal passage is responsible for ridding any harmful pollutants inhaled from the.
the vaulted chamber that lies between the floor of the cranium and the roof of the mouth of higher vertebrates extending from the external nares to the pharynx, ...
medical-dictionary.thefreedictionary.com/nasal cavity respiratory region
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Just as optical things relate to the eyes, nasal things relate to the nose. Your
nostrils lead to your
Mar 8, 2014
1. a hollow or space, or a potential space, within the body or one of its organs; called also caverna and cavum. 2. the lesion produced by dental caries. Cavities ...