NR 340 Test Bank Chapter 16: Hematological and Immune Disorders
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. ANS: B Blood has four major components: (1) a fluid component called plasma, (2) circulating solutes such as ions, (3) serum proteins, and (4) cells. Plasma comprises about 55% of blood volume and is the transportation medium for important serum proteins such as albumin, globulin, fibrinogen, prothrombin, and plasminogen. The hematopoietic cells comprise the remaining 45% of blood volume. DIF: Cognitive Level: Comprehension REF: p. 460 OBJ: Explain the normal anatomy and physiology of the hematological and immune systems. TOP: Nursing Process Step: Assessment MSC: NCLEX: Physiological Integrity 2. Erythrocytes (RBCs) are flexible biconcave disks without nuclei whose primary component is an oxygen-carrying molecule called: a. erythropoietin. b. a reticulocyte. c. hemoglobin. d. 2,3-DPG ANS: C
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- 2 de marzo de 2022
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