Blood is the body's transport medium: it transports substances around the body. It carries hormones, nutrients, water and oxygen to places they are required(eg the muscles) and transports waste products such as carbon dioxide to places where they can be excreted. In a pregnant woman, the mother's and baby's blood exchange these substances, though they each have different blood supplies.
White bloods cells(leukocytes) are also carried in blood as part of the immune system, protecting the body against infections.
it is blood that has co2
blood take oxygen from blood.
it goes to a blood bank
you lose blood
You might need a blood transfusion.
the blood coagulates and it causes death
It lowers your blood pressure and it improves your blood circulation (it thins out blood).
Nothing happens, because you cannot give a unicorn Medusa's Blood on howrse.
The blood vessels decay
Blood vessels vasconstrict
blood flow
Nothing happens to the white blood cells in an anemic patient. It is the red blood cell count that goes down.