More cards in this set

Which structures increase the surface area of the lungs?

What happens in the lungs when we breathe in?

What happens in the lungs when we breathe out?

Why does ventilation occur?

Using an example give advantages and disadvantages of a positive breathing aid.

Using an example give advantages and disadvantages of a negative pressure breathing aid.

Which structures are the exchange surface for food molecules?

What does the stomata do?

How do leaves increase diffusion?

Explain the movement of water throughout a plant.