Download 7.8 Test Review

7.8 Test Review
1. The lower part of the septum is the ______________________________________________________________
2. The double-layered membrane that covers the outside of the heart is the _________________________________
3. The period of ventricular contraction in the heart is called ____________________________________________
4. During diastole, the atria are _________________ and the ventricles ___________________________________
5. Electrical impulses originating in the heart cause ___________________________________________________
6. The movement of the electrical impulse in the heart can be used to detect ________________________________
7. The smallest branches of arteries are called _________________________________
8. ______________________________________ have thin walls containing only one layer of cells.
9. ______________________________ allow oxygen and nutrients to pass through to body cells.
10. _____________________and __________________________ are blood proteins necessary for the clotting of blood.
11. Plasma is approximately ______________percent water with many suspended substances.
12. Hemoglobin carries both ______________ and ___________________________________
13. ___________________________________ is a process by which leukocytes destroy pathogens or germs.
14. _______________________________________ is high blood pressure.
15. ________________________ anemia is a result of injury to or destruction of the bone marrow.
16. An _____________________ is a ballooning out of, or saclike formation on, an artery wall.
17. An _____________________ is a foreign substance circulating in the bloodstream.
18. A common symptom of a myocardial infarction is a severe, crushing pain that _______________________________.
19. ______________________________ is a malignant disease of the blood vessels that destroys white blood cells.
20. _______________ anemia is a chronic, inherited anemia that occurs almost exclusively among African Americans.
21. _________________________________________ are abnormal heart rhythms and can be mild to life threatening.
22. ___________________________________ deliver electrical impulses only when the heart’s own conduction system
is not responding correctly.
23. ____________________ are the blood cells that are responsible for blood clotting.
24. ________________________________ may be used to remove or compress deposits in arteries, or to insert a stent to
allow blood flow.
25. If hypertension is not treated, it can cause permanent damage to ___________________________________________
26.The muscle layer of the heart is the _______________________________________.
27.The chamber of the heart that receives deoxygenated blood as it returns from body cells is the____________________.
28.The chamber of the heart that receives oxygenated blood as it returns from the lungs is the ______________________.
29.The valve between the right atrium and right ventricle that prevents blood from flowing back into the right atrium is
the ____________________________________________.
30.The valve between the left atrium and left ventricle that prevents blood from flowing back into the left atrium is the
______________________________________________.
31.The blood vessels that carry blood away from the heart are the __________________________________________.
32.The blood vessels that contain valves to prevent blood from flowing in a backward direction are the
_____________________________.
33.The blood vessels that are more muscular and elastic than are the other blood vessels are the __________________.
34.How much blood does the average adult have in his or her body? __________________
35.The largest artery in the body is the _______________________________.
36.Which blood proteins does NOT aid in clotting? ___________________________________________
37.The blood cells that contain hemoglobin are the ________________________________________.
38.The number of erythrocytes in one cubic millimeter of blood is ____________________________________.
39.The bright red color of blood indicates ____________________________________.
40.The blood cells that fight infection are the _____________________________________.
41.A normal thrombocyte count per cubic millimeter of blood is _________________________________.
42. What are the functions of thrombocytes? _________________________________________________________
43.An inherited disease that occurs almost exclusively in males and in which the blood is unable to clot is
____________________________.
44.An inflammation of a vein with the formation of a clot is _________________________________.
45.The leukocytes that provide immunity for the body by developing antibodies and protect against the formation of
cancer cells are __________________________________.
46.Dilated, swollen veins that have lost elasticity and cause stasis, or decreased blood flow, are called
__________________________________.
47. What are the risk factors that increases the incidence of hypertension? ___________________________________
48. Trace the pathway of the electrical impulse in the heart, listing all parts of the pathway in the correct order.
49. Name five things that blood transports through the body.
50. What is the disease that occurs when fatty plaques are deposited on the walls of arteries?
51. List three treatments that can be used to control hypertension.
52. Trace a drop of blood through the heart, to the lungs, and back to the heart. Name the blood vessels carrying the blood,
the valves, and all chambers of the heart.
53.Identify the following structures on the diagram below.
A.
B.
C.
D.
E.
F.
G.
H.
I.
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J.
K.
L.
M.
N.
O.
P.
Q.
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