The walls of the nasal cavities are covered with a mucous membrane that produces nasal mucus. The odorous molecules dissolve in the nasal mucus of the olfactory epithelium (or olfactory mucous membrane).

- Image ID: K22945
The walls of the nasal cavities are covered with a mucous membrane that produces nasal mucus. The odorous molecules dissolve in the nasal mucus of the olfactory epithelium (or olfactory mucous membrane).
Image ID: K22945