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Card 6
Front
How does a thin barrier help with exchange?
Back
Card 7
Front
How does a barrier permeable to oxygen and carbon dioxide help with gaseous exchange?
Back
Card 8
Front
How does maintaining the diffusion gradient help gaseous exchange?
Back
Card 9
Front
What must the lungs produce to reduce cohesive forces between water molecules and what would happen without it?
Back
Card 10
Front
What is this achieved by?
Back
Card 11
Front
Describe the role of blood in exchange of CO2 and oxygen
Back
Card 12
Front
Where does the heart pump blood?
Back
Card 13
Front
What do the breathing movements of the lungs do?
Back
Card 14
Front
What does ventilation do?
Back
Card 15
Front
What does constant supply of gas to 1 side of exchange surface and removal from other side ensure?
Back
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