Which of the following would be increased in a patient with advanced COPD?

Red blood cells make up approximately ________ percent of whole blood volume

A) 45 B) 60 C) 30 D) 15

A 6-year-old boy was taken to see his pediatrician because of tiny pinpoint spots that had appeared on his upper torso 3 days earlier. A CBC revealed 70% blasts, and a platelet count of 18 x 109/L

A bone marrow aspirate and biopsy indicate a diagnosis of ALL. Which of the following cytochemical stains would be positive in this case? a. MPO b. LAP c. NSE d. PAS