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The Circulatory System

Horizontales
The straw coloured liquid that makes up 55% of blood is called
Another name for red blood cells
Why do we need a circulatory system?
Another word for white blood cells
This allows red blood cells to carry oxygen and gives them their characteristic red colour
Verticales
These cell fragments play an important role in clotting blood
The blood vessels that carry blood away from the heart
Microscopic blood vessels that regulate the movement of fluids into and out of the blood stream
The blood vessels that carry blood towards the heart
The sound that occurs when the valves entering the heart slam shut
The sound that occurs when the valves leaving the heart slam shut