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the nasal passage
Ans.........Cartilage or It is constructed of inflexible cartilage that always maintains it's shape.
It tends to act as a passage for air to go to the lungs when we breathe.
There are many different air passages in the human body. However, the largest is the mouth, though people breathe through their nose frequently.
They breathe air with lungs.
They do breathe air.
Alveoli is an air passage
You literally do not deserve to breathe.
Betta fish breathe air....yes... that's right... they breathe air. They breathe air because they have an organ by their gills that is called the Labyrinth's Organ which allows them to breathe air. They breathe air by coming up to the surface of the water. Then they gather air in their mouths and hold their breath underwater.
Yes, cheetahs do breathe air.
The air you breathe out is denser.
You dont breathe air pressure. You breathe air. It is harder to breathe because of the low air pressure due to the higher elavation.