Circulatory System

3. red liquid that circulates in the arteries and veins
6. the action or process of blood changing to a solid or semi-solid state
8. an insoluble protein formed from fibrinogen during the clotting of blood
9. the performance of the human heart from the beginning of one heartbeat to the beginning of the next
10. serous membrane that forms the innermost layer of the pericardium and the outer surface of the heart
12. thin, smooth membrane which lines the inside of the chambers of the heart and forms the surface of the valves
13. the volume of blood being pumped by both ventricles of the heart, per unit time
16. production of blood cells and platelets, which occurs in the bone marrow
17. muscular tissue of the heart
18. an amber-colored, protein-rich liquid that separates out when blood coagulates
19. the phase of the heartbeat when the heart muscle relaxes and allows the chambers to fill with blood
20. a membrane, or sac, that surrounds your heart

1. red protein responsible for transporting oxygen in the blood
2. a record or display of a person's heartbeat produced by electrocardiography
4. blood clot, air bubble, piece of fatty deposit, or other object which has been carried in the bloodstream to lodge in a vessel and cause an embolism
5. volume percentage of red blood cells in blood, measured as part of a blood test
7. the enzymatic breakdown of the fibrin in blood clots
11. each of the two upper cavities of the heart from which blood is passed to the ventricles
14. system of organs that includes the heart, blood vessels, and blood which is circulated throughout the entire body
15. the stopping of a flow of blood