They help to clear such irritants from the respiratory tract
nothing, it just help your germs out of your body
Unknowable.
they can start sneezing and they can catch rabies from us but its not common for a dog to get a bug from us.
They help to expel the viruses caught in the respiratory mucus.
No, but when I had a guinea pig I asked about it and they said it was no big deal.
NEVER give pets human medicine or anything that was not prescribed by a vet their bodies are different than ours and what will help us can kill them
Press upward slightly on the underside of your nose and it will help to block the signals for both sneezing and yawning.
some people die from sneezing
You get pines and needles when sneezing because it is your body's evolutionary reaction to a time when we were aliens traveling from Aldebaran to Earth. It reminds us of our roots in a pines and needles colony of alien origin.
One plant that can induce sneezing is ragweed. It produces pollen that can trigger allergic reactions, including sneezing, in some people.
A simile for sneezing could be "like a trumpet blasting."