Which is the entrance of the air?
Mouth and Nose.
Which is the gas that we need for respiration?
Oxygen
Diaphragm
Respiratory system
Which is the organ that connects the lungs with the mouth and nose?
Trachea
Carbon Dioxide
Does the ribcage move when we breathe?
Yes, it does.
Ribcage
This is the organ that provides protection to your lungs.
Ribcage
This gas is present in the air but we don't use it at all.
Nitrogen
What do the muscles in the ribcage and the diaphragm do when we inhale?
They contract.
Bronchus
These are the tiny tubes that connect the bronchus with the alveoli.
Bronchioles
Which is the percentage of carbon dioxide in the air we exhale?
4%
What do the muscles in the ribcage and the diaphragm do when we exhale?
They relax.
Bronchiole
This is the part of the respiratory system where gas exchange happens.
Alveoli.
4%
We we inhale the _______ inside your chest ________ and this draw air into your _________.
pressure/ decreases/ lungs
Alveoli