An anticoagulant is:

When performing a venipuncture, the needle is positioned at a:

0.5 liters is equal to 

CLT Maria receives a red SST tube along with a lab requisition for a CMP. How should Maria proceed to obtain the appropriate specimen for testing?

Chris, the Lab Tech is running a STAT blood glucose and notices the controls for the run are “out of control”.  All the controls for previous runs that day were “in control”.  The ED Provider has phoned the Lab four times already anxiously awaiting the results.  The patient is a 15 y/o comatose in critical condition of no apparent cause.  Under these circumstances, should Chris release the results of the blood glucose to the Provider?

If 4mL of a patient specimen is added to 24mL of diluent, what is the dilution?

The liquid portion of the blood from a sample which has been mixed with an anticoagulant is called:

Hemoglobin and hematocrit values are normally higher in females than in males.

What is the most important safety precaution that a phlebotomist must follow in the post phlebotomy steps?

How many mL of a 10% solution would you need to prepare 50 mL of a 2% solution?