In the blood of all people, there is a very small cell.
It is a red blood cell, and its task is a bit special.
It transports oxygen from the lungs to the rest of our body.
There is billions of those small bodies in our bloodstream.
Another type of blood cell is completely white.
It kills and eats bacteria with a colossal appetite.
It defends us against infections and similar processes .
There are billions of these small bodies in our bloodstream.
The third type of blood cell is very effective.
It is essential in the event of an injury from, for example, a knife.
It is called a platelet. o ensures that the blood is delivered to a clot.
There are billions of those little platelets in our bloodstream.
There are billions of those little platelets in our bloodstream.
There are billions of those little the platelets in our bloodstream.