TEST YOUR KNOWLEDGE- Basic hematology ( hemoglobin) QUIZ. Welcome to your TEST YOUR KNOWLEDGE- Basic hematology ( hemoglobin) QUIZ. 1. Which one of the following spectrophotometer wavelengths does the cyanmethemoglobin colorimetric method use for measuring hemoglobin concentration? A. 260 nm. B. 340 nm. C. 450 nm. D. 540 nm 2. Which one of the following staining methods is recommended as the comparability method (i.e., gold standard) for enumerating reticulocytes? A. Auramine O. B. Ethidium bromide. C. Thiazole orange. D. New methylene blue (NMB). 33. Basophilic stippling is most frequently observed in which one of the following? A. Iron overload. B. Thalassemias. C. Babesiosis. D. Hereditary spherocytosis. Time is Up! Time's up Share this:FacebookTelegramWhatsAppMoreLinkedInTwitterLike this:Like Loading...