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why?

2007-03-25 11:01:56 · 1 answers · asked by docpepper33 2 in Health Other - Health

1 answers

The balancing of pressure inside the ear and the outside air thru the eustacian tubes.

2007-03-25 19:38:32 · answer #1 · answered by cavu_13 3 · 0 0

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