splits in two forming left and right bronchus
includes bronchioles, alveolar ducts, and alveoli
this is where oxygen and carbon dioxide diffuse in and out your lungs
Lung volume decreases
where gas exchange occurs
pressure in the lungs increase
contracts and retracts when breathing in and out
Contains mucus and hairs that filter out dust particles from entering your lungs
Cavities aligned with thin and wet membranes
Size of thoracic cage decreases
size of thoracic cage increases
pressure in the lung decreases
warms and moistens incoming air
built like vacuum hose
Lung volume increases
separates your thorax from your abdomen
ridgid with rings
