AHHH - CHOO!
If you just sneezed, something was probably irritating or tickling the inside of your nose. Sneezing, also called sternutation, is your body's way of removing an irritation from your nose.
When the inside of your nose gets a tickle, a message is sent to a special part of your brain called the sneeze center. The sneeze center then sends a message to all the muscles that have to work together to create the amazingly complicated process that we call the sneeze.
Some of the muscles involved are the abdominal (belly) muscles, the chest muscles, the diaphragm (the large muscle beneath your lungs that makes you breathe), the muscles that control your vocal cords, and muscles in the back of your throat. Don't forget the eyelid muscles!
It is the job of the sneeze center to make all these muscles work together, in just the right order, to send that irritation flying out of your nose. And fly it does - sneezing can send tiny particles speeding out of your nose at up to 100 miles per hour!
Most anything that can irritate the inside of your nose can start a sneeze. Some common things include dust, cold air, or pepper. When you catch a cold in your nose, a virus has made a temporary home there and is causing lots of swelling and irritation. Some people have allergies, and they sneeze when they are exposed to certain things, such as animal dander (which comes from the skin of many common pets) or pollen (which comes from some plants).
Do you know anyone who sneezes when they step outside into the sunshine? About one out of every three people sneezes when exposed to bright light. They are called photic sneezers (photic means light). If you are a photic sneezer, you got it from one of your parents because it is an inherited trait. You could say that it runs in your family. Most people have some sensitivity to light that can trigger a sneeze.
Have you ever had the feeling that you are about to sneeze, but it just gets stuck? Next time that happens, try looking toward a bright light briefly (but don't look right into the sun) - see if that doesn't unstick a stuck sneeze!
2006-08-25 19:28:03
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answer #1
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answered by bridgetmaria 2
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I heard somewhere that if your eyes were open when you sneeze that your eyeballs would pop out of your head. In conjunction with that I have heard that sneezes average somewhere around 90 mph, and can reach speeds of 200 mph. I worked with a guy that after I told him this he actually tried to keep his eyes open when he felt a sneeze coming on, he never could do it though.
2006-08-26 01:19:41
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answer #2
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answered by tre_loc_dogg2000 4
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when you sneeze, your eyes close to keep them in place b/c the force of the sneeze can strain the optic nerves if things aren't properly secured.
2006-08-26 01:15:56
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answer #3
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answered by marisha z 3
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I think it's because of the suddenness and the shock of the sneeze.
2006-08-26 01:14:42
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answer #4
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answered by trishashastri 3
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good question. I've heard that they'd pop out from the pressure of the sneeze, scary.
2006-08-26 01:13:31
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answer #5
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answered by swingaway1021 2
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Its a reflexive reaction,optic nerves has main role to play.if eyes r open,SNEEZ MAY NOT ENTER UR EYES ,protects ur eyes
2006-08-26 14:04:01
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answer #6
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answered by doctor asho 5
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Ur brain automatically closes so that you dont see hot flashes. You know when you close ur eyes and someone hits you you see a white flash or any other color. That actually messes with you seeing color and your peripheral vision gets all wacky.
2006-08-26 01:16:58
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answer #7
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answered by redfire_88dragon 2
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sneeze can travel as fast as 10miles/sec .it is impossible to sneeze and keep eyes open.
2006-08-26 01:29:26
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answer #8
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answered by MISS RM 1
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old wives tale. you can it just hurts (you can't control it i guess the muscles in eyes are not strong enough, but you can hold them open if you are crazy and want to try)
2006-08-26 01:15:05
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answer #9
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answered by marnicduff 2
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Its a reflexive reaction.If you didn't,your eyes might pop out of your head.
2006-08-26 01:18:14
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answer #10
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answered by S.A.M. Gunner 7212 6
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