5.3 - Hearing

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BiologieMiddelbare schoolvwoLeerjaar 3

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5.3 - Hearing

Slide 1 - Diapositive

In Dutch

cochlea - slakkenhuis

Slide 2 - Diapositive

External/outer ear

Pinna

Ear canal

Eardrum (sort of border)

Slide 3 - Diapositive

Slide 4 - Diapositive

So? how does hearing 'technically' work?

Stimulus?

Slide 5 - Diapositive

Slide 6 - Vidéo

Collecting info

Slide 7 - Diapositive

The way sound travels

Auricle - Ear canal - Eardrum - Hammer - Anvil - Stirrup - Cochlea (creates nerve impulse) - Auditory nerve --> brain

Slide 8 - Diapositive

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 - Diapositive

Air pressure pushes on eardrum

Slide 10 - Diapositive

Eustachian tube connects to your nasal cavity/throat.

Slide 11 - Diapositive

Do assignments BS 5.3

1, 2 and 7

Slide 12 - Diapositive

5.3 - Hearing

Éléments de cette leçon

Slide 1 - Diapositive

Slide 2 - Diapositive

Slide 3 - Diapositive

Slide 4 - Diapositive

Slide 5 - Diapositive

Slide 6 - Vidéo

Slide 7 - Diapositive

Slide 8 - Diapositive

Slide 9 - Diapositive

Slide 10 - Diapositive

Slide 11 - Diapositive

Slide 12 - Diapositive

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Science Yr2 Summary Topic 1.5