| A | B |
|---|
| HEART | PUMPS BLOOD |
| AORTA | LARGEST ARTERY |
| ARTERY | CARRIES BLOOD AWAY FROM THE HEART |
| VEIN | CARRIES BLOOD TO THE HEART |
| ATRIUM | TOP CHAMBER OF THE HEART |
| VENTRICLE | LOWER CHAMBER OF THE HEART |
| PACEMAKER | SENDS OUT SIGNALS THAT MAKIE THE HEART MUSCLE CONTRACT |
| VALVE | FLAP OF TISSUE |
| BLOOD PRESSURE | CAUSED BY THE FORCE OF THE VENTRICLES CONTRACTING |
| PLASMA | LIQUID PART OF THE BLOOD |
| RED BLOOD CELLS | CELL THAT CARRIES OXYGEN |
| WHITE BLOOD CELLS | CELL THAT FIGHTS DISEASE |
| PLATELETS | CELL FRAGMENTS THAT CLOT BLOOD |
| LYMPH | FLUID INSIDE THE LYMPHATIC SYSTEM |
| HEART ATTACK | BLOOD FLOW TO PART OF THE HEART MUSCLE IS BLOCKED |
