It depends on the size of the human. Most adults can inhale over a gallon of air.
i've seen a real one before. it's not much smaller then an adult humans
Because They Lung Might Not Be Stronger Than Adult
Adults have an internal lung area of 90m square, which is 40 times the external area of the body. you breathe about 13,500 liters of air a day y.to obtain oxygen and remove carbon dioxide from your body.
big as the adult's heart
An adult human lung weighs about 1.1 kilograms on the average. The left lung will weigh about 1.05 kg and the right lung weighs about 1.15 kg. The right lung has one more section than the left lung making it slightly larger and heavier.
Both lungs are different sizes
Adult lung capacity is about three liters.
4-6 L of air for an average adult human being
There's just no need for them to be big
A big girl is an idiomatic term for an adult female, or a person who acts like an adult.
Adult right lung weighs 360-570 grams.Adult left lung weighs 325-480 grams.