Biology 122 Name____________________________________
Exam #1
31 January 2007
Part A. Please provide an appropriate definition for each of the following terms. Each completely correct answer will be worth 2 pts.
1. erythrocyte-
2. hemocytoblast-
3. pernicious anemia-
4. neutrophil-
5. fibrin-
6. RhoGam-
7. myocardium-
8. pulmonary trunk-
9. angina pectoralis-
10. tachycardia-
11. ductus arteriosis-
12. vein-
13. sphincter muscle-
14. varicose vein-
15. diastolic blood pressure-
16. hypertension-
Part B. Please select the best answer to each of the following questions. Each correct response is worth 1 pt.
_____17. Erythrocytes should comprise approximately _____ of a hematocrit.
a. 45%
b. 75%
c. 85%
d. 95%
e. 100%
_____18. Erythrocytes:
a. are anucleate
b. include the granulocytes and agranulocytes
c. are involved primarily with clotting
d. all of the above
e. none of the above
_____19. Men normally have:
a. higher erythrocyte counts than women
b. lower erythrocyte counts than women
c. the same erythrocyte counts as women
_____20. Which of the following are necessary for good erythrocyte production?
a. iron
b. vitamin B12
c. folic acid
d. all of the above
e. none of the above
_____21. An erythrocyte count that is much higher than normal might be an indication of:
a. iron-deficiency anemia
b. sickle-cell anemia
c. thalassemia
d. aplastic anemia
e. polycythemia
_____22. George has a leukocyte count of 6000 per cubic millimeter. What may this indicate?
a. a severe leukemia.
b. leukopenia
c. aplastic anemia
d. polycythemia
e. a normal leukocyte count
_____23. Which of the following blood components is most associated with fighting infection and
immunity?
a. plasma
b. erythrocytes
c. leukocytes
d. thrombocytes
e. none of the above
_____24. The most plentiful leukocyte in a blood sample is usually the:
a. basophil
b. neutrophil
c. monocyte
d. eosinophil
e. lymphocyte
_____25. Leukopenia is:
a. a higher than normal leukocyte level in the blood, usually due to infection
b. a lower than normal leukocyte level in the blood, sometimes due to glucocorticoids
c. cancer of the lymphoid stem cells
d. cancer of the myeloid stem cells
e. none of the above
_____26. Albumin is:
a. the most prevalent protein found in plasma
b. another name for antibodies
c. a hormone used to stimulate red blood cell production
d. a type of white blood cell
e. none of the above
_____27. Ralph has a blood type of
them would be able to give him blood in a transfusion?
a. Joe -- type 0-
b. Alfred -- type A+
c. Susan -- type B-
d. All of the above
e. None of the above
_____28. Hortense has A+ blood. Her husband, Bob, has B- blood. Matilda has A- blood, and her
husband, Ralph (yes, the same Ralph as the above question)
has
have to worry about the possibility of hemolytic disease of the newborn?
a. Hortense & Bob
b. Matilda & Ralph
c. Both couples have to worry
d. Neither couple has to worry
_____29. The heart is located in the:
a. umbilical region
b. olecranon
c. mediastinum
d. cranium
e. none of the above
_____30. The serous membranes surrounding the heart are the:
a. pleura
b. peritoneum
c. pericardium
d. myocardium
e. endocardium
_____31. Blood that passes through the tricuspid (right AV) valve will next enter into the:
a. aorta
b. pulmonary trunk
c. left ventricle
d. right ventricle
e. none of the above
_____32. Which of the following contain deoxygenated blood?
a. right atrium
b. pulmonary artery
c. superior vena cava
d. all of the above
e. none of the above
_____33. The death of heart tissue is referred to as:
a. stenosis
b. myocardial infarction
c. angina pectoralis
d. atherosclerosis
e. none of the above
_____34. The "pacemaker" of the heart is the:
a. purkinje fibers
b. AV bundle
c. AV node
d. SA node
e. None of the above
_____35. The arrow is indicating the ____ wave in the ECG at right.
a. O
b. P
c. QRS
d. T
e. U
_____36. Alfonse has a heart rate of 25 bpm. This is:
a. tachycardia
b. bradycardia
c. hypertension
d. hypotension
e. normal
_____37. The average stroke volume for the left ventricle of the heart is:
a. 20 ml
b. 45 ml
c. 70 ml
d. 150 ml
e. 1000 ml
_____38. In the fetal heart, blood should go from the _____ to the _____ via the foramen ovale.
a. left ventricle; right ventricle
b. aorta; pulmonary trunk
c. left atrium; right atrium
d. right atrium; left atrium
e. right ventricle; left ventricle
_____39. Major blood vessels that carry blood away from the heart are called:
a. capillaries
b. venules
c. arterioles
d. veins
e. arteries
_____40. The arteries closest to the heart are usually:
a. venules
b. lymph vessels
c. muscular arteries
d. elastic arteries
e. iliac arteries
_____41. Which of the following blood vessels contain valves?
a. capillaries
b. arterioles
c. arteries
d. veins
e. all of the above
_____42. Incompetant valves in blood vessels can cause:
a. aneurisms
b. atherosclerosis
c. varicose veins
d. arteriosclerosis
e. none of the above
_____43. When an artery increases its diameter it is called:
a. myocardial infarction
b. vasoconstriction
c. vasodilation
d. embolism
e. none of the above
_____44. Increased resistance causes:
a. increased blood flow
b. decreased blood flow
c. no changes in blood flow
_____45. Beulah has a blood pressure of 118/72. This is:
a. too high
b. too low
c. normal
_____46. Which of the following will experience the greatest blood pressure?
a. capillaries
b. arteries
c. veins
d. arterioles
e. venules
_____47. The sympathetic nervous system will ____ blood pressure.
a. increase
b. decrease
c. have no effect upon
_____48. Cornelius cut himself in one of his major arteries. If his bleeding doesn't stop soon, he will be
in danger of going into:
a. vascular shock
b. hypovolemic shock
c. cardiogenic shock
d. hypertensive shock
e. electric shock
_____49. Which of the following systolic blood pressures could be considered normal?
a. 108
b. 120
c. 135
d. all of the above
e. none of the above
_____50. Blood pressure is affected by:
a. epinephrine
b. ADH
c. emotions
d. all of the above
e. none of the above
_____51. Congestive heart failure of the left side of the heart results in:
a. pulmonary edema
b. systemic edema
c. an aneurism
d. an embolism
e. none of the above
_____52. #52 on the artery illustration indicates the:
a. ascending aorta
b. aortic arch
c. thoracic aorta
d. abdominal aorta
e. brachiocephalic artery
_____53. #53 on the artery illustration indicates the:
a. common carotid
b. subclavian artery
c. internal carotid
d. external carotid
e. vertebral artery
_____54. #54 on the artery illustration indicates the:
a. axillary artery
b. brachial artery
c. ulnar artery
d. radial artery
e. celiac artery
_____55. #55 on the artery illustration indicates the:
a. superior mesenteric artery
b. inferior mesenteric artery
c. renal artery
d. gonadal artery
e. common iliac artery
______56. #56 on the artery illustration indicates the:
a. internal iliac artery
b. external iliac artery
c. femoral artery
d. popliteal artery
e. anterior tibial artery
_____57. #57 on the vein illustration indicates the ____ vein.
a. brachiocephalic
b. subclavian
c. internal jugular
d. external jugular
e. axillary
_____58. #58 on the vein illustration indicates the ___ vein.
a. basilic
b. brachial
c. cephalic
d. hepatic
e. renal
_____59. #59 on the vein illustration indicates the ____ vein.
a. common iliac
b. internal iliac
c. hepatic portal
d. superior mesenteric
e. inferior mesenteric
_____60. #60 on the vein illustration indicates the ___ vein.
a. splenic
b. external iliac
c. femoral
d. great saphenous
e. popliteal
Part C. Short Answer.
61. Describe the pathway of blood through an adult heart, beginning with the superior & inferior venae cava, and ending with the aorta. Include all chambers, valves, and major blood vessels that will be encountered along the way. (your answer may be in list form if you wish)(10 pts.)
62. Name a major artery that you would find in each of the following body regions: (8 pts.)
64. What is hemolytic disease of the newborn, how does it occur, and how is it prevented? (6 pts.)