Lets you smell and filters out germs
Clears the nasal passages, because a sneeze is caused by irritation or itchiness in your nose or nasal passages.
nostrils
No, as they have no lungs or nasal passages.
nasal septum
Nostrils are also known as nasal passages or nasal cavities.
deviated septum
No, if there were it would be called clear nasal passages.
No, clams don't have nasal passages or lungs.
Rhinitis is inflammation in the nasal passages.
between the nasal passages and the diaphragm
the uvula
Hypertrophy is overgrowth, and nasal turbinates are the passages within the nose defined by bony ridges. Hypertrophied nasal turbinates are passages that are partially blocked by overgrowth of tissue. Chronic untreated allergic rhinitis is a common cause.