Tagged Questions

Questions regarding the structure, morphology, and function of the human ear.

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2
votes
2answers
22 views

Does prolonged exposure to low pitch but low volume noise affect hearing or stress?

This is similar to another post but not quite the same... At work, our ventilation system produces a constant low pitched sound - like a rumble - as well as the sound of air blowing through the vents. ...
2
votes
0answers
31 views

TV's so loud when I turn over

Scenario: I'm about to fall asleep with the T.V. on. Having completely forgotten that it was, no longer even hearing it, just before falling asleep I turn over with a 'fresh' ear and it's blaring. If ...
8
votes
1answer
82 views

How can antibiotics damage the ear?

What is the mechanism by which aminoglycoside antibiotics (such as streptomycin and gentamicin) damage the mechano-sensory hair cells of the auditory and vestibular system? (Could this be seen as ...
4
votes
4answers
139 views

What exactly is Tinnitus?

What exactly is tinnitus? What is it's cause, and why do some people hear it and others don't?
3
votes
2answers
98 views

What is the evolutionary purpose of the topology of the human ear?

What is the evolutionary purpose of the topology of human ears? I understand why the ears may have a funnel-like shape but if the various "hills and valleys" do not amplify incoming sound, what ...
1
vote
0answers
40 views

How can one accurately diagnose human hearing loss without surgery?

In a human, if you were to avoid a tympanotomy, how could you distinguish between a blocked Eustachian Tube, a ruptured eardrum, or Perilymph Fistula? For instance take the situation where a young ...
0
votes
1answer
134 views

While someone's ears pops with pressure, can he/she hear other sound at the same time?

I know that after or before someone's ears pops because of pressure changes, he/she can hear the sound such as laughter. But can these two things ("her ears popped with pressure" and "she can hear the ...
1
vote
1answer
3k views

How are the paranasal sinuses linked with the capillaries in the ear canals?

Sinus congestion often seems to be accompanied by excess pressure on the outer ears (as anyone who has shared a transcontinental flight with an infant can attest to) or fluid buildup in the canals. ...
5
votes
1answer
150 views

Are these claims of “revolutionising” understanding of human vision and hearing valid?

I've started a hobby machine vision project (and posted some questions to this end on other SE sites) and on a side track, also been looking at relevant research in human vision (and partly, hearing). ...
3
votes
1answer
124 views

Hearing and neurons- do ears have a sampling period?

From what I have read, outer hair cells in the human ear amplify incoming signals and inner hair cells "pick-up" the signals and generate action potential. However, neurons have refractory periods ...
2
votes
1answer
1k views

Why does yawning impair hearing?

When I yawn I can't hear anything happening around me. I also feel some kind of muscles inside my head contract and hear a faint hum, but it is not loud enough to explain not hearing other sounds. I ...
7
votes
3answers
3k views

Can a human smell through the ears?

The title does, prima facie, appear absurd. Performing a swallowing action whilst pinching the nostrils shut gives the impression of listening through a bucket filled with water around the head; ...
4
votes
1answer
163 views

What is ear wax?

A human, at some time in life or the other, must clear the auditory canal. This is usually achieved using soft-cotton buds, or such similar device. Where does this wax come from? What purpose does ...
11
votes
2answers
2k views

Will humans and animals be harmed by frequencies outside their hearing range?

The human ear (for example) is sensitive to frequencies from 20Hz to 20kHz. Any sound beyond that limit would not be heard by us naturally. Will it harm us (effect our ability to hear) when we hear ...