You breathe in the oxygen from your nose and mouth and when you breathe out,it's carbon dioxide.
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∙ 14y agoThe cornea of the eye is the part of the body that receives no blood supply but instead gets its oxygen directly from the air.
the respiratory system
Oxygen is not the problem, the issue is body
When your blood cells go to your lungs to get oxygen, they also release carbon to make room for the oxygen, then when you breath out, the carbon gets into the air.
It comes from the fluid around your cells, which gets it from your tiny capillary blood vessels, which gets it from your arteries, which gets it from your lungs, which gets oxygen from the air you breath, which gets it from plants and reactions of materials on earth with the sun's powerful emissions which strike the earth.
The process of obtaining oxygen from the air we breathe is known as respiration. During respiration, the lungs take in oxygen from the air and deliver it to the bloodstream, where it is then transported to the body's cells to produce energy through a series of chemical reactions.
Your body needs oxygen, which is picked up by the blood from the air in your lungs and then pumped around your body by the heart. If you need more oxygen (by working harder) then your heart has to pump faster.
it gets it oxygen from little holes on the body
Oxygen rich air enters the body through the lungs.
plants give off oxygen and so do animals and that's how it gets in the air
Animals get their oxygen from ambient air, the air around us. Depending on the animal and whether it's carnivorous, omnivorous or herbivorous would determine where exactly it gets it's food from.
Brass gets discolored in air because of the presence of sulfur gases, like hydrogen sulfide, which react with the metal to form a dark layer of tarnish or patina on its surface.