epiglottis
2007-11-01 01:28:11
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answer #1
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answered by libaki 4
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Trachea is a common biological term for an airway through which respiratory air transport takes place in organisms. The cells that line the trachea have minuscule hairs, which collect any dust that you inhale, and prevent it from entering your lungs. It is then removed by coughing. To prevent food from entering your windpipe, it has a small flap of skin at the entrance (epiglottis). When you eat, this flap closes over your trachea to prevent food from entering. Vertebrate trachea, in terrestrial vertebrates, such as birds and mammals, the trachea allows oxygen and carbon dioxide to move from the throat to the lungs Invertebrate trachea, in terrestrial invertebrates, such as onychophorans and insects, tracheae conduct air from outside the organism directly to all internal tissues
2016-04-11 07:49:42
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answer #2
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answered by Pamela 4
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There are 3 valves which protect the trachea during swallowing. From top to bottom, they are:
1. The epiglottis.
2. The aryepiglottic folds, otherwise known as the false vocal cords.
3. The true vocal cords, which form the valve at the top of the trachea.
During the act of swallowing, the sequence of closure is #3, #2, and #1, above.
If your teacher doesn't accept this answer, he/she can contact me through my profile.
2007-11-01 11:15:12
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answer #3
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answered by boogeywoogy 7
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The epiglottis
2007-11-01 01:29:42
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answer #4
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answered by uknative 6
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here is a wikipedia web site on epiglottis (then answer)
http://en.wikipedia.org/wiki/Epiglottis
2007-11-01 01:31:32
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answer #5
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answered by ShoeLover1036 2
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Glottis.
2007-11-01 01:28:21
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answer #6
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answered by omnisource 6
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epiglottis
2007-11-01 03:06:47
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answer #7
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answered by Anonymous
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epiglottis
2007-11-01 01:28:45
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answer #8
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answered by not2posh 5
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the epiglottis... also used in yodeling... *tries to yodel*
2007-11-01 01:31:48
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answer #9
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answered by uber_possum 2
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anorexic toss up module?
2007-11-01 01:30:24
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answer #10
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answered by FawneMine 3
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