Definition: 'Nasal Meatus'
nasal meatusType: Term
1. any of four passages in the nasal cavity formed by the projection of the conchae: inferior nasal meatus [TA] (meatus nasi inferior [TA]), lies below the inferior concha; middle nasal meatus [TA] (meatus nasi medius [TA]), lies between the middle and inferior conchae; superior nasal meatus [TA] (meatus nasi superior [TA]), lies between the superior and middle conchae; common nasal meatus [TA] (meatus nasi communis [TA]) is the part of the nasal cavity between the conchae and the nasal septum.
The information shown above for nasal meatus is provided by Stedman's.
* Stedman's, part of Lippincott Williams & Wilkins, provide a comprehensive line of health-science publications for healthcare professionals and medical students.