If Mona is running a race and her chest expands, what happens to the amount of air pressure in her lungs?
increases decreases
A B
Inhaling, or breathing in, increases the size of the chest, which decreases air pressure inside the lungs.
air pressure inside the lungs
increases
decreases
MORE
LESS
size of the chest
increases
decreases
amount of air pressure in her lungs
amount of air pressure in her lungs
amount of air pressure in her lungs