The destruction of erythrocytes in MAHA is primarily the result of what mechanism?
a. Extravascular hemolysis
b. Loss of membrane proteins
c. Complement-mediated hemolysis
d. DIC
Correct Answer: A
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To cool a heat-related burn, you should:
A) completely expose the patient. B) apply ice packs. C) flush with cool water. D) fan or blow on the area.
After positive pressure ventilation, a newborn's heart rate increases from 80 to 120 beats per minute. The EMT should:
A) Contact medical direction for instructions B) Continue positive pressure ventilation with less oxygen use C) Insert an oral airway and resume positive pressure ventilation D) Stop positive pressure ventilation and provide blow-by oxygen
Which of the following are key features found in nonmegaloblastic macrocytosis?
a. Oval red blood cells b. Hypersegmented neutrophils c. Jaundice, glossitis, and neuropathy d. Round macrocytes
Which modifier represents increased procedural services?
a. -47 b. -22 c. -80 d. -51