A swab of a fluid collection from an edematous,red,and separating postoperative wound is sent to the microbiology lab for culture,sensitivity,and Gram stain.The surgeon expects that the result will show a gram-positive coccus.This Gram stain designation is based on the:
A) ability to cause plasma to coagulate and form a microscopic clot.
B) physical and chemical properties of the cell wall.
C) formation of aerobic clustered spheres.
D) appearance of a thicker and brownish colored cell wall.

Question

Quizplus · Accepted Answer

Gram stain is a procedure for staining bacteria;it is the first step in classifying and differentiating bacteria into two large groups (gram-positive and gram-negative)based on the chemical and physical properties of their cell walls.A gram-positive microorganism has a thicker cell wall than a gram-negative microorganism.

A Swab of a Fluid Collection from an Edematous,red,and Separating