Applied laboratory testing- 11,12,13,14,15

Does the order of draw is the same for specimens collected by syringe , tube holder or into tuber pre evacuated at the time of collection.

• yes

• no

How many times do we need to invert the tube with an anticoagulant clot activator to prevent clotting?

• 5 times

• 10 times

• 15 times

• both A & B

Which type of tube is used for STAT testing?

• grey top tube

• blue top tube

• green top tube

• red top tubes

Which of the following electrolyte of blood are not chelated by EDTA?

• Mg2+

• Cl+

• Ca2+

• Zn2+

K- EDTA tube contamination will be responsible for which of the following conditions?

• inhibits the alkaline phosphatase test

• elevated potassium level

• falsely decreases the electrolytes levels

• all of the above

What factor(s) do you think have contributed to this discrepancy?

• machine was not calibrated after major repair

• the replaced part was the wrong one

• the personnel did not perform correct calibration method

• the personnel did not perform correct quality control method

Choose the correct option regarding the term analytical errors?

• the errors happen during the sample collection procedure

• the errors happen after the sample testing procedure

• the errors happen during the testing process

• All of the above

The laboratory provides which of the following services?

• Diagnosis

• prognosis

• treatment

• All of the above

Which of the following steps are not included in the inaccurate performance of laboratory?

• test selection

• treatment decision

• sample collection

• sample analysis

In the laboratory , test reporting, interpretation and action are not important?

• true

• false