266343
Description
Quiz by Petite Piplup, updated more than 1 year ago
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Created by Petite Piplup
about 11 years ago
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Question 1
Question
What are the two components of the outer ear?
Answer
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Pinnae and external auditory meatus (ear canal)
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Tympanic membrane (ear drum) and pinnae
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External auditory meatus (ear canal) and tympanic membrane
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Ossicles and tympanic membrane (ear drum)
Question 2
Question
What is the function if the Pinnae?
Answer
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Localisation and visibility
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Funnel sound into ear canal and localisation
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Visibility and funnel sound into the ear canal
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Amplification and visibility
Question 3
Question
What is the function of the external auditory meatus' (ear canal's)...
a) Length (approx 1 inch)?
b) Shape and diameter?
Answer
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a) Provide larger surface area for stereocilia b) Help amplify sound through resonance
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a) Provide larger surface area for stereocilia b) Help decrease the intensity of loud sounds
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a) Protect tympanic membrane (ear drum) and inner ear from foreign objects b) Help amplify sound through resonance
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a) Protect tympanic membrane (ear drum) and inner ear from foreign objects b) Help decrease the intensity of loud sounds
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