Cardiovascular system crossword
Across
- 2. is a blood circulation that circulates around the lungs.
- 8. is the ability of a tissue to automatically adjust its blood flow to match its metabolic demands.
- 11. is a sequence of responses that stops bleeding when blood vessels are injured.
- 12. is a blood circulation that circulates around the heart.
- 16. microscopic blood vessels that join arterioles and venules.
- 17. biconcave discs that do not containing nucleus.
- 19. is a thin transparent outer layer of the heart.
- 20. is the inner most layer of tissue that lines the chambers of the heart.
- 22. refers to the phase of relaxation.
- 24. refers to the phase of contraction.
- 26. is a vena cava that brings blood from the lower part of the body and below the heart.
- 27. lower chambers of the heart.
- 28. a valve between the right atrium and the right ventricle.
- 30. the granulocyte that act first to bacterial inversion.
- 31. is a septum between left and right atrium.
- 32. is the decrease in diameter of the blood vessels lumen.
Down
- 1. high blood pressure.
- 3. is a vena cava that brings blood from the upper part of the body and above the heart.
- 4. is a blood circulation that circulates around the body.
- 5. is failure of the CV system to deliver enough oxygen and nutrients to meet metabolic needs.
- 6. a thrombus that moves from its site of origin.
- 7. transport oxygen to the red blood cells.
- 9. is the formation of red blood cells in the red bone marrow.
- 10. is the middle layer of the heart.
- 13. are small arteries that deliver blood to capillaries.
- 14. an outer layer that surrounds, protect the heart and holds it in place.
- 15. indicates a slow resting heart or pulse rate under Fifty beats per minutes.
- 18. carries blood away from the heart.
- 21. is a septum that separates the left and right ventricle.
- 23. is the alternate expansion and elastic and recoil of an artery with each heartbeat.
- 25. carries blood towards to the heart.
- 29. a rapid resting heart rate over 100 beats per minutes.