One of the Most Important Uses of the Gram Stain

Multiple Choice

One of the most important uses of the Gram stain of expectorated sputum received for routine bacteriologic culture is to:

A) give the physician a quick analysis of the type of organism causing the infection.
B) evaluate the quality of the specimen.
C) distinguish between the possibilities of bacterial and viral sources of infection.
D) begin appropriate antimicrobial therapy as soon as possible.