REVISED ANSWERS
Which test requires a Westergreen tube? - Answer-ESR
What is the purpose of doing a differential ? - Answer-To determine the proportions of
WBC's in whole blood
An automated hematology cell counter uses the principle of ? - Answer-Changes in cell
electrical currents
The purpose of heat fixing a bacterial smear is to ? - Answer-Prevent cells from being
washed off during staining
What is the correct sequence of steps on the gram stain procedure ? - Answer-Primary
Stain, Mordant, Decolorizing, Counterstain
Which gram stain reagent acts as a mordant to bind the stain to the bacteria ? - Answer-
Gram Iodine
Susceptibility testing is done to? - Answer-Identify the appropriate antibiotic needed to
kill the organism
What is the autoclave set at ? - Answer-121 C for 15 min @ 15 p.s.i
A 1/6 dilution of serum in H2O was made. The glucose result was 4.0 mmol/L . What
was the resported result? - Answer-24.0 mmol/L
100 mL of 20% hydrochloric acid will make how many mL of 4 % HCl ? - Answer-500mL
How many grams of NaCl are needed to make 300mL of a 2% solution ? - Answer-6
grams
2 SD from the mean includes ? - Answer-95 % of values
What is a 2 hr p. c glucose test done for ? - Answer-To screen for diabetes mellitus
What indicates blood glucose levels from preceding months ? - Answer-Glycoslated
hemoglobin
WHMIS stands for ? - Answer-Workplace Hazardous Materials Information System