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105 Cards in this Set
- Front
- Back
1. Which is NOT a major function of the blood?
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e. Production of oxygen
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2. The normal average temperature of blood is around
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b. 100.4F
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3. The normal pH range for blood is
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e. 7.35-7.45
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4. Which of the following is not a component of blood?
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c. Carbon dioxide
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5. The hematocrit is composed of
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c. RBC
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6. How much of blood plasma is water (approximately)?
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b. 91%
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7. Which of the following plasma proteins plays a role in disease resistance?
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b. Globulins
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8. Which of the following plasma proteins plays a role in blood clotting?
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c. Fibrinogens
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9. A hemocrit measures
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a. A. Percentage of RBC in packed blood
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10. The process by which formed elements of the blood develop is called:
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b. Hemopoiesis
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11. A megakaryoblast will develop into
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c. C. Platelet
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12. During hemopoiesis, some of the myeloid stem cells differentiate into
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a. Progenitor cells
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13. This hormone stimulates proliferation of red blood cells in red bone marrow
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a. EPO
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14. How many hemoglobin molecules are in each RBC?
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c. 280 million
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15. Ferritin is used to
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b. Store iron
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16. A red blood cell’s function is
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d. Gas transport
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17. A red blood cell without a nucleus is called a
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e. Reticulocyte
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18. Which of the following is a phagocyte?
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a. Monocytes
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19. Which of the following reduces blood loss?
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b. Platelet
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20. Which of the following promotes inflammation?
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d. Basophil
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21. Which of the following destroys antigen-antibody complexes?
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a. Eosinophil
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22. Which of the following provides immune responses?
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a. Eosinophil
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23. Which of the following is not an agranular leukocyte?
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d. Basophil
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24. The process of a white blood cell squeezing between cells to exit the blood vessel is called
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a. Emigration
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25. Which of the following do mast cells not release?
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c. Nitric oxide
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26. This hormone causes the development of megakaryoblasts.
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b. Thrombopoietin
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27. Which methods provide hemostasis?
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platelet plug formation, vascular spasm, clotting
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28. Once this is formed, the intrinsic and extrinsic pathways are identical.
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b. Prothrombinase
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29. Which of the following clotting factors has the most to do with strengthening and stabilizing a blood clot?
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d. Factor XIII
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30. Considering Rh blood types, which of the below situations would result in maternal antibodies attacking the fetus?
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d. Mom is Rh positive and fetus is Rh positive.
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31. Which of the following opposes the action of thromboxane A2?
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e. Prostacyclin
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32. Which of the following is an anticoagulant?
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a. Heparin
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31. Which of the following opposes the action of thromboxane A2?
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e. Prostacyclin
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32. Which of the following is an anticoagulant?
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a. Heparin
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31. Which of the following opposes the action of thromboxane A2?
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e. Prostacyclin
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32. Which of the following is an anticoagulant?
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a. Heparin
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33. Which of the following cells will develop into macrophages?
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c. C
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34. Which of the following cells will increase the number of nuclear lobes as they age?
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a. A
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35. Which of the following cells is normally classified as small or large?
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b. B
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36. Which one is a WBC?
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c. C
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37. Which one is the pluripotent stem cell?
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a. A
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38. Which cell is the myeloid stem cell?
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b. B
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39. Which cell is the reticulocyte?
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c. E
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40. Which cell is the T lymphocyte?
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b. J
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41. Which cell is the natural killer cell?
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e. L
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42. What is this figure demonstrating?
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c. Emigration
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43. What does this figure represent?
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d. Clot formation
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44. What antibodies does a person with type O blood have in their plasma?
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c. A and B
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45. What antigens does a person have on their RBC if their plasma has antibody A?
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b. B
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1. This is the mass of tissue from the sternum to the vertebral column between the lungs.
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d) Mediastinum
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2. This is the layer that protects the heart.
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a) Epicardium
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3. To which side of the body is the apex pointed?
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b) To the left
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4. Which of the following consists of inelastic dense irregular connective tissue?
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c) Fibrous pericardium
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5. This is used to reduce the friction between membranes of the heart.
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d) Pericardial (serous) fluid
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6. This consists of mesothelium and connective tissue.
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a) Epicardium
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7. Which layer consists of cardiac muscle tissue?
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c) Myocardium
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8. This is used to increase the capacity of the atrium.
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e) Auricle.
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9. This marks the boundary between the ventricles.
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e) Anterior and posterior intercentricular sulcus
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10. These extend into the auricle.
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a) Pectinate muscles
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11. Through which structure does blood pass from the right atrium to the right ventricle?
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c) Tricuspid valve
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12. What types of tissue comprise the valves of the heart?
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b) Dense irregular connective tissue
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13. From the left ventricle, where does blood pass?
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d) Aortic semilunar valve
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14. In a fetus, this structure temporarily shunts blood from the pulmonary trunk into the aorta.
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e) Ductus arteriosus
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16. As each ventricle contracts where does blood move?
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a) Into an artery
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17. As each atrium contracts where does blood move?
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d) Through an atrioventricular valve
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18. Which of the below valves prevents blood from flowing back from the lungs?
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c) Pulmonary valve
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20. In this disorder the aortic valve is narrowed.
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d) Aortic stenosis
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22. This heart structure carries deoxygenated blood.
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c) Right atrium and ventricle
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23. This vessel distributes oxygenated blood to the myocardium.
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a) Coronary artery
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24. Cardiac muscle fibers electrically connect to neighboring fibers by
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c) Gap junctions
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25. Which of the following contains the largest amount of mitochondria?
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c) Cardiac muscle
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27. This is a network of specialized cardiac muscle fibers that provide a path for each cycle of cardiac excitation to progress through the heart.
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d) Conduction system
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28. This is a the correct sequence of structures that allows the normal sequence of excitation to progress through the heart.
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d) SA node, AV node, Bundle of His, Purkinje fibers
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29. By comparison, cardiac muscle cells have _____________contraction plateau time than skeletal muscle cells.
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b) a longer
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30. This is the volume of blood ejected from the left ventricle into the aorta each minute.
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a) Cardiac output
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31. This term refers to the period of time during a cardiac cycle when contraction occurs and blood pressure rises.
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b) systole
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32. Which of these periods represents greatest cardiac output?
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d) ventricular systole
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33. The second heart sound represents which of the below events?
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d) Semilunar valves closing
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34. This part of the heart can initiate a contraction and can set a constant heart rate of about 100 beats per minute.
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d) Sinoatrial node
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35. Stimulation of this nerve reduces heart rate.
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d) Vagus nerve
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36. Which of the below reduces heart rate.
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c) Increased potassium levels
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37. This part of the brain regulates heart rate.
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c) Medulla oblongata
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38. This electrical event represents repolarization of the ventricle.
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b) Twave
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39. Which of the below factors would increase Stroke volume?
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c) increased preload, decreased afterload, increased contractility
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40. This electrical event triggers contraction of the atria.
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d) P wave
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41. This portion of the heart wall is responsible for the pumping action.
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e) I
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42. This is comprised of a thin layer of endothelium overlying a thin layer of connective tissue.
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d) F
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43. Which layer of the pericardium consists of dense irregular connective tissue?
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b) B
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44. In the diagram, where is the trabeculae carnae?
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d) G
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45. In the diagram, where is the coronary sulcus?
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b) E
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46. In the diagram, where is the left auricle of left atrium?
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c) G
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47. In the diagram, where is the ascending aorta?
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b) B
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48. In the diagram, these contain coronary blood vessels and a variable amount of fat.
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d) E and I
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49. In the diagram, where does the blood pass from the right atrium into the right ventricle?
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b) B
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50. In the diagram, where are the semilunar valves?
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e) None of the above
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51. In the diagram, where is the atrioventricular valve?
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d) B and D
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52. In the diagram, this supplies the walls of the left ventricle with oxygenated blood.
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e) F
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53. In the diagram, all of the following carry oxygenated blood.
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d) E
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54. In the diagram, where is the marginal branch?
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b) B
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55. In the diagram, where is the posterior interventricular branch?
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d) F
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58. Where in the figure does depolarization events occur?
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b) 1 and 3
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59. Which of the follow represents coarctation of the aorta?
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a) A
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60. Which of the following represents an atrial septal defect?
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c) C
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61. Which of the following represents the formation of the primitive heart tube?
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c) C
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62. Which of the following represents formation of the endocardial tubes?
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b) B
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