Clinical Laboratory Hematology 2nd Edition McKenzie Test Bank Chapter 1: Introduction Multiple -Choice Questions: Level I 1. Which two populations account for the greatest difference in reference intervals? a. Adults and 12-year-olds b. Newborns and 12-year-olds c. Newborns and adults d. Whites and blacks Correct answer: C (Objective 1) 2. What component of plasma assists in the transport of bilirubin? a. Enzymes b. Hydrogen c. Calcium d. Albumin Correct answer: D (Objective 3) 3. When bilirubin is increased above the reference range, what disease process should be suspected if liver disease is ruled out? a. Increased osmotic pressure b. Hormone imbalance c. Decreased albumin d. Increased metabolism of hemoglobin Correct answer: D (Objective 3) 4. Which of the following can explain a decrease of erythrocytes? a. Blood loss b. Infection c. Dehydration d. Neutropenia Correct answer: A (Objective 4) 5. Platelets and coagulation proteins are circulating components responsible for what process? a. Hemolysis b. Hemostasis c. Normal cell production d. Immune defense Correct answer: B (Objective 2) 6. The focus of a clinical pathway is on changing structure and processes to achieve what goal? a. Provide assistance in difficult diagnostic cases b. Provide better patient outcomes c. Develop better communication among the health care team d. Decrease laboratory test utilization Correct answer: B (Objective 5) 7. Under Medicare for laboratory testing, what codes are used for billing purposes? a. Fee for service b. Prospective payment service c. Current procedural terminology d. Capitated payment plan Correct answer: C (Objective 5) 8. Under a capitated payment plan, the provider is decided upon by whom? a. The insurer b. The consumer or patient c. Health care organizations d. Physicians groups Correct answer: A (Objective 6) 9. Under managed cost plans, laboratory services must be considered as what? a. A source of revenue b. A managed resource c. A reimbursement source d. A cost Correct answer: B (Objective 6) 10. The predominant blood leukocyte found in children is the: a. Monocyte. b. Lymphocyte. c. Neutrophil. d. Eosinophil. Correct answer: B (Objective 1) 11. The cellular component of blood that is involved in hemostasis is: a. Leukocyte. b. Erythrocyte. c. Thrombocyte. d. Hemoglobin. Correct answer: C (Objective 2) 12. The protein found in erythrocytes that is responsible for oxygen transport is: a. Albumin. b. Gamma globulin. c. Oxygen protein. d. Hemoglobin. Correct answer: D (Objective 2) 13. Which of the following is NOT a cellular component of blood?
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