Ventilation In Fish And Insects

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How do fish have gas exchange?
Counter-current system
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Method of this system?
Water enters in mouth, exit in gills
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How are fish ventilated?
Using the gills, as water comes through the mouth it comes out through the opening
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How do insects exchange gases?
Using the tracheae, air moves into this throughpores, called spiracles
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Describe the gills
Water flows one way, blood flows the other. Has gill filaments, primary lamellae. Covered in gill plates, secondary lamellae. Each gill is supported by a gill arch
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Other cards in this set

Card 2

Front

Method of this system?

Back

Water enters in mouth, exit in gills

Card 3

Front

How are fish ventilated?

Back

Preview of the front of card 3

Card 4

Front

How do insects exchange gases?

Back

Preview of the front of card 4

Card 5

Front

Describe the gills

Back

Preview of the front of card 5

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