nostrils
Clears the nasal passages, because a sneeze is caused by irritation or itchiness in your nose or nasal passages.
No, as they have no lungs or nasal passages.
nasal septum
Nostrils are also known as nasal passages or nasal cavities.
The structure separating the nostrils is called the nasal septum. It is composed of bone and cartilage and helps to divide the two nasal passages.
deviated septum
Lets you smell and filters out germs
Rhinitis is inflammation in the nasal passages.
between the nasal passages and the diaphragm
the uvula
No, if there were it would be called clear nasal passages.
No, clams don't have nasal passages or lungs.