TEST BANK FOR INTRODUCTION TO CRITICAL CARE NURSING 7TH EDITION BY SOLE"Chapter 17: Hematological and Immune Disorders

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Chapter 17: Hematological and Immune Disorders Test Bank MULTIPLE CHOICE 1. Of the four major blood components, plasma: a. is made up of circulating ions. b. comprises about 55% of blood ... volume. c. is transported to the cells by serum proteins. d. comprises about 45% of blood volume. 2. Erythrocytes (RBCs) are exible biconcave disks without nuclei whose primary component is an oxygencarrying molecule called: 3. Erythrocytes (RBCs) are generated from precursor stem cells under the in uence of a growth factor called: a. reticulocytes. b. hemoglobin. c. 2 ,3-DPG. d. erythropoietin. 4. The nurse is caring for a patient who has undergone a splenectomy, and notices that the patient’s platelet count has increased. The nurse realizes that the increase is due to: a. platelet response to infection. b. stimulation secondary to erythropoietin. c. the patient’s inability to store platelets. d. the platelet’s 120-day life cycle. 5. The nurse examines the patient’s complete blood count with di erential analysis and notices that the patient’s neutrophils are elevated, but the lymphocytes are lower than normal. The drop in lymphocyte count in the di erential is most likely due to: a. the increase in neutrophil count. b. a new viral infection. c. a decreased number of “bands.” d. the lack of immature neutrophils. [Show More]

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