Q.1
The ear structure is part of the ________.
  • circulatory system
  • nervous system
  • auditory system
  • sensory system
Q.2
These are fluid filled tubes that loop around and they help us to maintain our sense of balance.
  • Semicircular canals
  • Ear canals
  • Cochlea
  • Eustachian tubes
Q.3
This is the visible part of the outer ear.
  • Cochlea
  • Pinna
  • Eardrum
  • Stirrup
Q.4
This is a thin membrane that vibrates when sound waves reach it.
  • Pinna
  • Anvil
  • Eardrum
  • Stirrup
Q.5
Besides hearing, the ear aids us in ________.
  • determining location
  • understanding frequencies
  • fighting diseases
  • balancing the body
Q.6
Humans can hear up to ______ hertz.
  • 20,000
  • 200,000
  • 2,000
  • 200
Q.7
This is the smallest bone in the human body.
  • Cochlea
  • Stirrup
  • Anvil
  • Hammer
Q.8
This is when the balance of the body is thrown off due to improper release of air pressure and defects in the parts of the inner ear.
  • Deafness
  • Equilibrium
  • Auditory
  • Vertigo
Q.9
This is spiral shaped. It is an inner ear structure that is filled with fluid.
  • Ear canal
  • Eustachian tube
  • Cochlea
  • Anvil
Q.10
This carries electro-chemical signals from the inner ear (or the cochlea) to the brain to interpret what the sound is that was being heard.
  • Stirrup
  • Nerves
  • Anvil
  • Eardrum
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