Together these structures play a role in the ... Septal hematoma (blood collecting in the nasal cavity) Septal abscess (buildup of pus in the nose) Infection in the brain tissue Facial deformity ...

So thank you, nose hairs. We're now entering the nasal cavity. It's pretty wet because the nose is lined with mucus to keep it moist. And its mucous membranes also warm incoming air. Ahh.

In rare cases, the bump inside your nose could be a tumor or another sign of nasal cavity cancer. According to Cancer.net, ...

A Tsinghua University team has designed a vaccine to be administered directly into the nasal cavity, which helped to induce sustained and protective immune responses from SARS-CoV-2 virus variants ...

Microbes that reside peaceably in the nasal passageways and on the skin can be harnessed for taking drugs to target cells.