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Biology II Practice Test
 Ch 23: Circulation  

1. _________________________________can be caused by low levels of red blood cells or hemoglobin.
2. _____________________________are cell fragments that help to plug up damages in blood vessels.
3. Tightening of a damaged blood vessel is the____________________________ stage of blood clotting.
4. The main function of _______________________________________is to transport oxygen.
5. Hemoglobin, which attaches to oxygen, is found in the ______________________________________.
6. Blood type _____________________has both A and B antigens.
7. The straw colored, viscous fluid part of blood is called ______________________________________.
8. ______________________________________is a genetic disease whereby blood doesn't clot properly.
9. __________________________________________refers to the clotting of blood.
10. The _______________________________________pumps blood to the lungs.
11. The __________________________________takes in blood from the superior and inferior vena cavae.
12. Blood type ____________________ is considered the universal donor type.
13. If you have the Rh factors in your blood, you are considered __________________________.
14. A person with blood type B can safely receive blood types and ________________________.
15. The __________________________pumps blood to the body; it's the strongest chamber of the heart.
16. The heart is about the size of your __________________________________________________.
17. Coagulation is the ____________________ stage of blood clotting.
18. A 180 pound person will have about _______________________of blood.
19. The _______________________________________takes in blood from the 4 pulmonary veins.
20. The ______________________________________are under high pressure.
21. The smallest type of artery, that connects with the capillaries, is called _________________________.
22. The ______________________________________carry blood away from the heart.
23. The ______________________________________have one-way valves.
24. A blockage of a coronary artery can lead to a ____________________________________________.
25. The _______________________________________________is the body's largest artery.
26. Epinephrine causes the heart rate to ____________________________________________.
27. The smallest type of blood vessel is the ___________________________________________.
28. The sound of the heartbeat is caused by _________________________________________.
29. The heart muscle has ____________________________________ chambers.
30. High blood pressure is known as ____________________________________________.
31. ________________________________________carry blood to the heart.
32. __________________________________pressure is when the heart contracts and BP is at its highest.
33. A grasshopper has ________________________________________circulatory system.
34. _______________________________are unspecialized cells that can turn into different types of cells.   
35. Nutrients & wastes are exchanged at the _________________________________________.
36. The ______________________________________are under low pressure.
37. ____________________________________is the pressure exerted on the blood vessel by the blood
 
LABEL the features of the heart: 

38. ___ superior vena cava
39. ___ left ventricle
40. ___ aorta
41. ___ left pulmonary artery
42. ___ left atrium 
43. ___ pulmonary trunk
44. ___ right atrium
45. ___ inferior vena cava
46. ___ right ventricle 
47. ___ left pulmonary veins
48. ___ right pulmonary veins


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