Preexamination includes all of the following EXCEPT:

An arterial puncture is more likely to result in a hematoma than a venipuncture is because of:

What is the substance in erythrocytes that releases oxygen to tissues and brings carbon dioxide back to the lungs?

Using a syringe is the best way to obtain blood from a vein that has a tendency to:

Which organization inspects the laboratory and requires it to meet additional standards of performance by sending proficiency test samples to the laboratory throughout the year?

Citrate tubes must be only plus or minus ____ percent from the stated volume to give accurate results.

The phlebotomist is mainly involved in which phase of sample testing?

A phlebotomist is requested to draw an unconscious patient. The patient’s name and identification number on the armband agree with the information on the request form and computer labels. What else should be done to ensure patient identification?

The safe area for heel puncture in an infant is:

Where does the electrical impulse start in the heart?