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How does oxygen enter the stream?
Oxygen enters the blood stream through the air sacs in you lungs.
What has more oxygen air sacs or blood?
air sacs
where does oxygen enter the stream?
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.
Where does oxygen enter the blood and carbon dioxide leave the blood?
Oxygen must enter our blood and Carbon Dioxide must leave the blood through our lungs. They do so by diffusion between the cappillaries.
Why do lungs have lots of air sacs?
Because the air sacs carry oxygen to the blood!
What Sacs in lungs that move oxygen to blood?
They are the alveoli.
What is the site at which oxygen enters the pulmonary blood?
Oxygen enters the pulmonary blood in the capillaries of the alveoli -- the air sacs of the lungs.
What happens in the lungs air sacs sacs?
In the air sacs oxygen and other gases are stored and separated to be put into the blood stream.
What is the name of the organ that you use to breathe in oxygen?
the air goes into your lungs. In your lungs there are billions of tiny air sacs. Surrounding each air sac is a network of blood capillaries. The air sacs and the blood capillaries are separated by a thin membrane. Across this membrane the air sacs give the blood capillaries oxygen and they blood capillaries give the air sacs carbon dioxide. We breathe out this carbon dioxide!
Where does oxygen enter the blood?
the right atrium
Where does blood and oxygen exchange take place in the lungs?
in the micro air sacs
Which substances are exehanged between the blood in the capillaries and the air in the air sacs?
Oxygen moves into the capillaries from the air sacs. Carbon dioxide moves out the the capillaries into the air sacs.
