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5.3 - Hearing
5.3 - Hearing
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Biologie
Middelbare school
vwo
Leerjaar 3
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Lesson duration is:
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Items in this lesson
5.3 - Hearing
Slide 1 - Slide
In Dutch
cochlea - slakkenhuis
Slide 2 - Slide
External/outer ear
Pinna
Ear canal
Eardrum (sort of border)
Slide 3 - Slide
Slide 4 - Slide
So? how does hearing 'technically' work?
Stimulus?
Slide 5 - Slide
Slide 6 - Video
Collecting info
Slide 7 - Slide
The way sound travels
Auricle - Ear canal - Eardrum - Hammer - Anvil - Stirrup - Cochlea (creates nerve impulse) - Auditory nerve --> brain
Slide 8 - Slide
When climbing a mountain/taking flight
Air pressure on the outside is very low, on the inside relatively high. You'll have to swallow some water in order to 'pop' your ears.
Slide 9 - Slide
Air pressure pushes on eardrum
Slide 10 - Slide
Eustachian tube connects to your nasal cavity/throat.
Slide 11 - Slide
Do assignments BS 5.3
1, 2 and 7
Slide 12 - Slide
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