it is pumped to the heart first then to the lungs
Lungs
blood is pumped through lungs
When blood is pumped into the thin-walled blood vessels of the lungs, carbon dioxide is replaced with oxygen.
Pulmonary artery and then on to the lungs.
When blood is pumped into the thin-walled blood vessels of the lungs, carbon dioxide is replaced with oxygen.
When blood is pumped into the thin-walled blood vessels of the lungs, carbon dioxide is replaced with oxygen.
it is pumped out of the lungs
Oxygen
Oxygen
Blood is pumped to the lungs first so that carbon dioxide can be released and oxygen can be picked up. This process allows the blood to be oxygenated before it is pumped to the rest of the body to deliver oxygen and nutrients to tissues and organs.
To remove CO2 and to replenish the O2 in the blood.