The ringing in your ears is a subjective sensation: a high-pitched sound that is perceived is not due to the vibrations of sound waves from outside, but was born in the inner ear. Just an obstruction of the ear canal due to ear wax or sputum, to generate the whistle.
tense muscles. If the tube is free, the whistle is due to the internal muscles (stapedius and tensor tympani muscle) that are contracted to maintain tense the tympanic membrane and thus dampen the vibrations before they reach the most critical ear. But sometimes the muscles contract to involuntary movements, particularly as a result of stress.
When is the fault of a disease. of a different nature are the hiss and hum-related diseases and disorders that may result from pressure of liquids that are in the inner ear, of the pathologies of auditory or hearing nerve or circulatory defects such as hypertension and atherosclerosis.
source: http://focus.it
tense muscles. If the tube is free, the whistle is due to the internal muscles (stapedius and tensor tympani muscle) that are contracted to maintain tense the tympanic membrane and thus dampen the vibrations before they reach the most critical ear. But sometimes the muscles contract to involuntary movements, particularly as a result of stress.
When is the fault of a disease. of a different nature are the hiss and hum-related diseases and disorders that may result from pressure of liquids that are in the inner ear, of the pathologies of auditory or hearing nerve or circulatory defects such as hypertension and atherosclerosis.
source: http://focus.it
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