cells in lungs/blood vessels
what are the tiny air sacs in the lungs that allow the oxygen and carbon dioxide through the lungs
Alveoli
What is the main part of the respiratory system
Lungs
how many times does a child laugh per day
About 300 times
What is the air that you breathe in.
Oxygen
what makes the air flow through the lungs
Bronchial tubes
What is the medical name for the windpipe
Trachea
Why is the right lung bigger than the left lung
because of the Hearts position
What is the air that leaves our body
Carbon dioxide
What is the part of lungs that does the exchange of Oxygen to carbon dioxide
capillaries
What is the part of body that creates a vacuum for your lungs to take a breath
diaphragm
why do you yawn
because your body is telling that you need a bigger breathe
what air is harmful to the body
Carbon Minoxide