5.3 - Hearing

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Slide 1: Slide

BiologieMiddelbare schoolvwoLeerjaar 3

This lesson contains 12 slides, with text slides and 1 video.

Lesson duration is: 45 min

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

5.3 - Hearing

Items in this lesson

Slide 1 - Slide

Slide 2 - Slide

Slide 3 - Slide

Slide 4 - Slide

Slide 5 - Slide

Slide 6 - Video

Slide 7 - Slide

Slide 8 - Slide

Slide 9 - Slide

Slide 10 - Slide

Slide 11 - Slide

Slide 12 - Slide

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