Which of the following audits Medicare claims to determine if there is an opportunity to recover incorrect payments from previously paid services?

Roman numerals are used when numbering in the apothecary system. For example, 3 grains would be ________

a. iii gr b. III grains c. gr iii d. III gr

____________, the most common type of neuroglia, fill(s) the spaces between the neurons

A. Neuroglia C. Microglia B. Schwann D. Astrocytes