When you hiccup, your diaphragm involuntarily contracts. (The diaphragm is a dome-shaped muscle that separates the chest cavity from the abdomen. It plays an extremely important role in breathing.)
This contraction of the diaphragm then causes an immediate and brief closure of the vocal cords, which produces the characteristic sound of a hiccup. What actually causes the hiccup is difficult to say - in most instances, there is no obvious cause.
Attacks of the hiccups seem to be associated with a few different things: eating or drinking too fast; being nervous or excited; or having irritation in the stomach and/or throat.
In some extremely rare cases, the underlying cause of hiccups can be pleurisy (inflammation of the membrane lining of the lungs and chest cavity), pneumonia, certain disorders of the stomach or esophagus, pancreatitis, alcoholism, or hepatitis. Any one of these conditions can cause irritation of the diaphragm or of the phrenic nerves that supply the diaphragm - it's the irritation that causes the hiccups.
Still, the cause of most attacks of the hiccups remains a mystery.
2006-06-15 09:43:59
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answer #1
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answered by Anonymous
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A hiccup or hiccough (generally pronounced "HICK-up" (IPA: /Ëhɪ.kÉp/) independent of the spelling) is an involuntary spasm of the diaphragm; typically this repeats several times a minute. The sudden rush of air into the lungs causes the glottis to close, creating the "hic" noise. A bout of hiccups generally resolves by itself, although many home remedies are in circulation to shorten the duration, and medication is occasionally necessary. By extension, the term "hiccup" is also used to describe a small and unrepeated aberration in an otherwise consistent pattern. The medical term is singultus.
While many cases develop spontaneously, hiccups are known to develop often in specific situations, such as eating too quickly, taking a cold drink while eating a hot meal, eating very hot or spicy food, laughing vigorously or coughing, or drinking an excess of an alcoholic beverage. Hiccups may be caused by pressure to the phrenic nerve by other anatomical structures, or rarely by tumors.
It is still unclear to scientists exactly why hiccups occur, particularly because it doesn't seem to give us any specific benefit. Some speculation exists that hiccups are a remnant of a bodily function that has been phased out by evolution, such as the move from aquatic gilled creatures to land animals. Ultrasounds have also shown that unborn foetuses experience hiccups. Some suggested hypotheses include hiccups as a possible muscle exercise for the child's respiratory system prior to birth or as a preventive measure to keep amniotic fluid from entering the lungs. More research is required to ascertain their true nature, origins, and purpose, if any.
Forget the guy underneath me...mines longer.
2006-06-15 16:44:00
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answer #2
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answered by Anonymous
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While many cases develop spontaneously, hiccups are known to develop often in specific situations, such as eating too quickly, taking a cold drink while eating a hot meal, eating very hot or spicy food, laughing vigorously or coughing, or drinking an excess of an alcoholic beverage. Hiccups may be caused by pressure to the phrenic nerve by other anatomical structures, or rarely by tumors.
It is still unclear to scientists exactly why hiccups occur, particularly because it doesn't seem to give us any specific benefit. Some speculation exists that hiccups are a remnant of a bodily function that has been phased out by evolution, such as the move from aquatic gilled creatures to land animals. Ultrasounds have also shown that unborn foetuses experience hiccups. Some suggested hypotheses include hiccups as a possible muscle exercise for the child's respiratory system prior to birth or as a preventive measure to keep amniotic fluid from entering the lungs[1]. More research is required to ascertain their true nature, origins, and purpose, if any.
2006-06-15 16:44:00
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answer #3
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answered by regulusalphaleonis 1
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You get hiccups when your diaphram has a spasm. That happens when we drink soda sometimes and if you acidentally breathe while your trying to swallow something.
2006-06-15 16:44:19
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answer #4
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answered by RxGirl704 3
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It is blockage or pressure in the esophagus which pushes against the diaphragm.
2006-06-15 16:46:20
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answer #5
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answered by Joshua S 2
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It is simply a spasm in your diaphragm. It's not in your throat. And don't listen to anyone who says it's your lungs or says 'duh even I know THAT' - because some of these people DON'T KNOW what they're talking about because they didn't study.
2006-06-15 16:42:31
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answer #6
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answered by Anonymous
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because your stomach thinks it has food in it but it really doesnt.
2006-06-15 16:43:48
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answer #7
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answered by Kristen 3
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i dunno it has somtin to do wit the back of our throats it is weird
have a great day
2006-06-15 16:42:01
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answer #8
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answered by buck_wonderz 6
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because when we are breathing air get stuk i our bronchhial tubes!! Duh i'm in the 8th grade and i know that!! DUH!!!
2006-06-15 16:42:50
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answer #9
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answered by Felicia 1
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