If a 0.001 mL quantitative loop is used to inoculate plate media for a urine culture, each colony of growth represents how many organisms per milliliter in the original sample?
A) 1 organism
B) 10 organisms
C) 100 organisms
D) 1000 organisms

Question

Quizplus · Accepted Answer

A 0.001 mL loop is used, which is equivalent to 1/1000 mL. Therefore, each colony represents the growth of 1000 organisms per mL (since 1/1000 mL = 0.001 mL and the loop takes up 0.001 mL).

If a 0001 ML Quantitative Loop Is Used to Inoculate Plate Media