Tadpoles, or baby amphibians, get their oxygen from the water via gills. Once they mature, they have lungs, and get most of their oxygen from the air. However, they have to remain moist because they still absorb oxygen through the skin, too.
Oxygen enters the blood stream through the air sacs in you lungs.
In air breathing animals, oxygen enters the blood stream through the alveoli, tiny sacs in the lungs. In water breathing animals oxygen enters the blood stream through the gills.
Blood cells carry the oxygen through the blood stream to the other cells in the body.
Oxygen is brought into the blood stream by inhalation. Carbon dioxide moves out of the cells, into the blood, and taken to the lungs to be exhaled. Oxygen in, carbon dioxide out.
Oxygen goes from the lungs to the tissues via the blood stream and CO2 goes back to the lungs via the blood stream
Oxygen is transported through the blood stream by Hemoglobin.
Oxygen travels through ur blood vessels on your lungs then down to your blood stream.
oxygen
Haemoglobin in your red blood cells carries the oxygen through your blood stream to different parts of your body. The carbon bi oxide comes dissolved in red blood cells as well as in plasma.
To carry oxygen and carbon dioxide through the blood stream.
To carry oxygen and carbon dioxide through the blood stream.
through cells in the villi of the small intestine