Which of the following statements about power sources of smoke detectors/alarms is MOST accurate?
A. Smoke detectors/alarms may be powered only by batteries.
B. Hard-wired alarms are more reliable in areas with frequent power failures.
C. Smoke detectors/alarms may be powered only by dedicated electrical feeds.
D. State, provincial, and local laws may require that smoke detectors/alarms be hard-wired.
D
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When obesity complicates positioning of ECG electrodes, remember that you can place electrodes on the ______________________ and ______________________ instead of on the chest
Fill in the blank(s) with correct word
A 55-year-old male is undergoing dialysis to treat his renal failure. Routine blood examination shows a low RBC count, low H&H, and a normal MCV. What is the most important factor contributing to this anemia?
a. Ineffective erythropoiesis b. Hemolysis c. Decreased erythropoietin production d. Presence of cytotoxic antibodies to erythropoietin-sensitive cells