Lungs?
blood takes it to the all parts of body
The lungs extract oxygen from the atmosphere for body cells to use.
Hemoglobin is the compound in the human body that allows oxygen to move from the lungs throughout the body. It's one of the most important parts of the respiratory system, and a deficiency of hemoglobin is life-threatening.
lungs take oxygen into your body
lungs
The Respitory system gets oxygen into the Circulatory system that takes the Oxygen, through the blood stream, to other parts of the body
The haemoglobin in the blood, transports oxygen around the body.
the avioli in your lungs carry oxygen to blood cells. Blood then carries the oxygen to other parts of the body viz veins and arteries.
Red blood cells are responsible for transporting nutrients and oxygen throughout the body. They contain the protein hemoglobin, which binds to oxygen in the lungs and carries it to tissues. Nutrients are also transported by red blood cells to different parts of the body.
"circulatory"
Blood supplies oxygen and nutrients to all parts of the body.
To the rest of the body