Absolutly nothing. Air TRAVELS to your lungs. Nothing makes it go to your lungs.
air sacs are in the lungs and when you breathe in blood carries it to the lungs.
brochioles
bronchi carries o2 and co2. It carries air to the lungs.
Bronchi carries o2 and co2. It carries air to the lungs.
bronchi carries o2 and co2. It carries air to the lungs.
The Trachea!
Bronchi carries o2 and co2. It carries outer air to the lungs.
nothing carries it, it travels down your trachea or wind pipe
bronchi is plural of bronchus. It carries air to lungs.
bronchi is a tube like structure. It carries air to lungs.
bronchi is tube like structure. It carries air to lungs.
trachea