The lungs are protected from external or outside damage by the rib cage.
The inflation reflex.
streth receptor
What prevents food from getting into the lungs is an Aorta.
What prevents food from getting into the lungs is an Aorta.
Overinflation.
i think as far as i read emphysema means enlargment of alveolar walls and destruction whereas overinflation is just enlargment....without destruction.
backward movement of epiglotis
whats prevents food from going down your lungs
The Hering-Breuer reflex
Epiglottis
the flesh and padding muscles in between each
it starts to form a tar on the lungs and prevents them from working as effectively.
The aortic semilunar valve prevents backflow of blood from the aorta to the left ventricle.The aortic valve prevents backflow of blood from the aorta to the left ventricle of the heart.aortic valve
it traps particles such as dust and pollen