More cards in this set

What do sports drinks contain?

Why do some scientists think that sports drinks are unessicary?

What is an isotonic solution?

Why do large organisms need exchange surfaces?

What qualitiese make an exchange surface effient?

How are the lungs adaped to be an efficient exhange surface?

What happens when we breathe in?

What happens when we breathe out?

Why might someone need an artificial breathing aid?

Give an example of a negative pressure breathing aid and how it works.