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Concepts of nursing
Laboratory Tests Performed on Blood and Body Fluids
Question | Answer |
---|---|
Which cardiac marker findings support a suspicion of cardiac muscle damage after an infarction? | Myoglobin level of 100 ng/mL Troponin I level of 0.07 ng/mL Creatine kinase–MB (CK-MB) of 5% |
Which blood chemistry findings are consistent with diabetes mellitus? | Level of low-density lipoproteins (LDLs) of 160 mg/dL Plasma glucose level of 150 mg/dL Triglycerides 210 mg/dL Level of 10% glycosylated hemoglobin |
Which blood test results are consistent with obesity? | Plasma glucose level of 130 mg/dL High-density lipoprotein (HDL) cholesterol 30 mg/dL |
Anemia | Red blood cell count |
Infection | white blood cell count |
Impaired clotting | platelet count |
Which blood test is used to monitor heparin therapy? | Activated partial thromboplastin time (aPTT) |
Which blood test results are consistent with anemia? | Red blood cell (RBC) count of 3 cells/mm3 Hemoglobin level of 9 g/dL |
Which coagulation test results are desirable for a patient on warfarin therapy? | Prothrombin time (PT) 1.5–2.0 greater than the control value International normalized ratio (INR) between 2 and 3 |
Which medical condition can be diagnosed by a fecal fat stool test? | Malabsorption |
For which reasons would a culture be prescribed? | To detect infection To identify the infecting organism |
Which phrase describes an advantage of fine-needle aspiration? | Minimization of trauma to organs |