What does the abbreviation CPOE stand for?

________ are round, gram-positive bacteria arranged in chains, some of which are non-pathogenic, whereas others are dangerous to humans

a. Bacteria b. Viruses c. Streptococci d. Protozoa

During an impacted third molar extraction, __________ is the irrigating solution used

a. sodium hypochlorite b. saline c. warm water d. all of the above