a: lung ~
b: pair of balloons
What:
"Schematically the lungs are like a pair of balloons being filled by suction from the surrounding cavity. When a balloon is inside a jar, removing the air from the jar will make the balloon expand."
Useful?
Writer: Not Stated
LCC:
Where:
Date: Mar 22 2014 11:17 AM
# 5364 Critique Analogy