cartilage rings
rings of cartilage.
The trachea is made of C shaped rings of cartilage, this maintains the shape of the trachea.
cartilage
Because otherwise you wouldn't be able to breathe.
A stent.
trachea is also called wind pipe.it is common passage for both food and air.it is kept open by rings.these are of specialised rings which are of "c" shaped .these are made up of cartilage.so, trachea is kept open by 'c' shaped specialised cartilagenous rings. these are made up of special type of cartilage called fibrous cartilage
The trachea.
the trachea is held open by rings of cartilages
slap them with a fish
trachea has cartilage rings which it open all the time
the cartilage is important because it open trachea all the time.
To hold something permanently open (such as the trachea, which is held open for breathing by rings of cartilage).
Because if it collapses you will not be able to breathe....and will die.