When stimulated, the brain stem's sneeze center orders muscle contractions from esophagus to sphincter. That includes the muscles controlling the eyelids. Some sneezers even shed a few tears. Perhaps people close their eyes while sneezing to prevent the expelled particles from entering their eyes,
the worst meal i've ever had would be goat cheese. I cannot explain how bad the taste is, its an inexplicable taste. It kinda tastes like soap and rotten yoghurt and the taste lasts for more than 2 minutes, i hope i never taste it again.