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Bio Mr King > Chapter 6: Exchange > Flashcards

Chapter 6: Exchange Flashcards

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Biology 101 flashcards
1
Q

Insects have exoskeletons made up of what?

A

Chitin

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2
Q

What is the system of gas exchange for insects?

A

Tracheal system

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3
Q

What is the tracheal system made of?

A

Tracheae, traceoles and spiracles

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4
Q

Name the three ways in which respiratoy gases move in and out of the tracheal system?

A
  • Along a diffusion gradient
  • Through mass transport
  • When the ends of the traceoles are filled with water
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5
Q

What is Ficks law

A

diffusion = surface area x concentration gradient / length of diffusion pathway

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Bio Mr King (4 decks)

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