118exam3-fall07 - Biology 118 - Fall 2007 Nov. 7, 2007 Exam...

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Biology 118 - Fall 2007 Nov. 7, 2007 Exam 3, Version A ..) on your answer sheet. You can keep this list of exam questions. You may write on it if you wish. This form will be the only way you will know what answers you marked on the scantron. Each question has only 1 correct answer. Indicate your choice on the answer sheet - scantron. If you need clarification for a question, raise your hand & stay in your seat. I will come to you. If you are stumped by a question, place a mark by it, and return to it later. < = less than killer T cell = cytotoxic T cell > = greater than antibody = gamma globulin macrophage = monocyte RBCs = red blood cells = erythrocytes B or T cell = B or T lymphocyte NK cell = natural killer cell tPA = tissue plasminogen activator EPO = erythropoietin neutrophil = microphage TPO = thrombopoietin interleukins = cytokines platelets = thrombocytes WBCs = white blood cells = leukocytes 1. The plasma proteins such as albumins can transport ______. a. glucose b. Vitamin K c. insulin d. clotting enzymes 2. Graph D indicates that a(n) _____ hematocrit (% of RBCs) can increase your risk of mortality or a cardiac (heart) event after surgery. a. abnormally low b. normal c. abnormally high d. abnormally low or high 3. Mature RBCs lack their ______ as well as their mitochondria; as a result they have a limited lifespan of ______ month(s). a. nucleus - 4 b. Golgi Apparatus - 1 c. centrioles - 4 d. Lysosomes - 1 4. Which group is most likely to suffer from iron-deficiency anemia? a. Young women b. Young men c. Older women d. Older men 5. Which of these organs may produce the hormones EPO & TPO to regulate RBC & platelet production? a. intestines b. spleen c. lungs d. kidney 6. Line _____ on graph A, best describes the change in blood viscosity (or thickness relative to water) on the Y-axis, with the percentage of red blood cells in your blood on the X-axis ranging from 0% to 80%. a. V b. Z c. Y d. W 7. How many oxygen molecules (O 2 ) may be transported on 1 hemoglobin molecule? a. 3 b. 1 c. 4 d. 2 8. Sickle cell disease leads to excessive breakdown of _____ that in turn causes _________ and other complications. a. RBCs - jaundice b. WBCs - immunosuppression c. WBCs - jaundice d. RBCs - immunosuppression
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9. Put these events in order after a vessel is cut: 1 - clot retraction, 2 - platelet plug, 3 - vascular spasm, 4 - fibrin forms, 5 - enzyme cascade. a. 3, 5, 2, 4, 1 b. 3, 2, 5, 4, 1 c. 2, 5, 3, 1, 4 d. 5, 2, 4, 1, 3 10. Which substance converts plasminogen into plasmin so that a clot can be digested? a.
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This note was uploaded on 04/09/2008 for the course BIOL 118 taught by Professor Peterson during the Spring '08 term at University of Washington.

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118exam3-fall07 - Biology 118 - Fall 2007 Nov. 7, 2007 Exam...

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