Across
- 3. fluid left after plasma has clotted
- 5. where capillary bed drains into another capillary bed through the veins
- 6. valve composed of three cusps/flaps
- 7. component in RBCs that carry oxygen
- 8. largest blood vessel in the body
- 9. contraction stage where chamber squeezes blood into a nearby chamber
- 11. strongest chamber in the heart
- 15. process in which formed elements are produced
- 17. leukocytes involved in inflammation
- 19. main site of blood production after birth
- 21. covers external surfaces of valves
Down
- 1. tissue that aids in regulation of blood flow in artery walls
- 2. where the heart is located underneath
- 4. relaxation stage where chamber fills with blood
- 10. circulating fluid in the body
- 12. term for the process of blood clotting
- 13. approximate size of a heart
- 14. number of layers that form the heart wall
- 16. when opened, blood flows through true capillaries
- 18. middle and thickest layer of the heart wall
- 20. tough protein substance made of fibrinogen