DILUTIONS
What is the final concentration of a 7500mg/ml solution diluted 1:5?
75000 mg x 1 = 75000 mg
75000 mg/5 = 1500 mg
What does BUN stand for?
Blood Urea Nitrogen/Kidneys
The ability of a test to be accurate and precise?
Reliability
When referring to ANY BODY FLUID SAMPLE, cloudy and thick with suspended materials?
Turbid
Dilute a 200 mg/ml solution 1:2
200 mg/ml x 1 divide by 2
= 100 mg/ml
Select all answers that are chemistry analyzer tests for Kidney function?
BUN (Blood Urea Nitrogen),
IPhos (Inorganic Phosphorus),
CREAT (Creatinine)
This term refers to the thickness of a solution or its ability to flow?
Viscosity
Tiger top/Marble top
Blue top
White top
Lavender top/Purple top
Green top
→ No additives/Serum separator
→ Coagulation Profile
→ Sterile no additives
→ Complete Blood Count
→ Lithium heparin/Plasma
A 240mg/ml solution was diluted 1:2 and then again 4:12 what is the final solution?
1/2 x 4/12 or 1/3 = 1/6
240 mg/ml divided by 6
= 40 mg/ml
Amylase and Lipase are blood tests that evaluate the kidneys?
TRUE
This uses a controlled environment to help promote the growth of microorganisms?
Incubator
What should be done to anticoagulant blood tubes being used immediately after obtaining your sample?
Gently invert/rock
Using the following dilution, 3:60, how many parts sample are needed?
1 part
Which test is an indication of the patient's ability to stop bleeding on their own?
BMBT
Coagulation
In Mycology, what is the most common cause of diagnostic failure?
Improper aseptic technique
3:28 dilution, how many parts used?
28-3 = 25 parts
When drawing blood from a patient, it is safe to say, drawing a marble top and a purple top should allow you to run most routine blood tests?
True
These pieces of disposable lab equipment come in graduated or transfer?
Pipettes
3:27 = 8:72 - does that equal to each other?
3/27 = 1/9
8/72 = 1/9
TRUE
Which of the following can be read using the refractometer?
Urine concentration, Serum total solids,
Serum total protein
What is the correct formula for creating the dilution 2:33?
33-2 = 31
31 parts diluent
2 parts sample