| A | B |
| What part of blood is plasma? | liquid |
| Another name for red blood cells | erythrocytes |
| Another name for white blood cells | leukocytes |
| Protein in platelets | fibrin |
| A word that describes function of the heart | pump |
| Wall seperating left and right side of heart | septum |
| Process of pumping blood fropm the heart to the body cells and back again | systemic circulation |
| process of pumping blood from the heart to the lungs and back again | pulmonary circulation |
| Most muscular chamber of the heat | left ventricle |
| Color of oxgenated blood | red |
| Color of deoxygenated blood | blue |
| Blood vessels taking blood away from the heart | arteries |
| Kind of circulation system of humans | closed |
| Largest blood vessel | aorta |
| Blood vessels that carry blood back to the heart | veins |
| Clumping together of red blood cells | agglutination |
| Has both anti-A and anti-B antibodies | type O |
| Process of giving blood to another person | transfusion |
| Person who gives blood | donor |
| Person who receives blood | recipient |
| Veins do not carry blood under . . . | pressure |
| Help blood complete journey to heart | breathing |
| Pacemaker sends these messages to heart muscle cells | electrical |
| Larger/stronger heart beats more | slowly |
| The heart is a _______ organ. | adaptable |