Ear & Hearing Quiz

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1.
1 point
The three small bones of the MIDDLE ear are called the
2.
1 point
Many animals can hear sounds at higher frequencies than humans.
3.
1 point
Which of the following is NOT part of the ear?
4.
1 point
The ________________ enable the air pressure to equalize between the middle ear and the outside world.
5.
1 point
Sound is a form of _________ that our ears recognize but it is our brains and nervous system that interprets the information.
6.
1 point
_________________ is important because it traps dirt and other objects that try to enter the auditory canal that don't belong there.
7.
1 point
Which of the following parts of the ear helps you the most to maintain your balance and stay upright?
8.
1 point
Your brain interprets signals from _____________ as sounds.
9.
1 point
The pitch of a sound is determined by its _________________, which is usually measured in Hertz.
10.
1 point
Where are sound waves changed into electrical signals that travel to your brain?
11.
1 point
The ability to hear is important for _______________ and _______________.
12.
1 point
Sound loudness is measured in ________. A whisper is 30 db but a Lawn mower is 95 (dB). Prolonged exposure to anything over 80 dB can cause hearing damage.
13.
1 point
The part of the ear that collects the sound is the