| 2 - ateries |
| 6 - veins |
| 15 - Capillaries |
| 8 - pulse |
| 13 - aorta |
| 17 - plasma |
| 4 - formed elements |
| 14 - red blood cells |
| 3 - platelets |
| 20 - white blood cells |
| 9 - blood pressure |
| 7 - heart |
| 11 - right atria |
| 18 - left atria |
| 5 - right ventricle |
| 1 - left ventricle |
| 16 - left ventricle |
| 12 - valve |
| 10 - septum |
| 19 - How many pumps in the heart |
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