Coronal Cross Section of the Cartilaginous Portion of the Nasal Septum. ... use a syringe to impregnate it with sterile saline solution. The pack should expand to fill the anterior nasal cavity.

Cross-section of the nasal cavity and conchae of a mouse that was given a nasal vaccination. Credit: Nature (2024). DOI: ...

They took scans of the nose and nasal cavity of six human volunteers, four chimpanzees and six macaques. Then, using computers, they modelled the flow of inhaled air through the nasal passages.