Chapter 11 Phlebotomy

A phlebotomist is having difficulty drawing blood on a patient. How many successive attempts may the phlebotomist make?

Two

You must redraw a patient for a potassium level because the first specimen was hemolyzed. Knowing that the patient is a difficult draw, which of the following would you do to prevent hemolysis of the sample?

Use a winged infusion set

When the phlebotomist is encountering difficulty locating a vein for specimen procurement, all of the following techniques should be used, except:

Having the patient open and close her or his hand

Small, non raised red spots that appear on the skin when the tourniquet is applied are known as:

Petechiae

When inserting the needle into a hand vein using a winged infusion set, the correct angle of entry is:

10 to 15 degrees

Hemoconcentration is:

Alteration in the ratio of elements in the blood

Which of the following could not cause lack of blood flow when attempting to draw blood ?

Anticoagulant therapy

When entering a patients hospital room to collect a sample, it is found that the patient does not have on an ID band. You notify the station and are told that the person is the correct patient. What is the proper means for identifying the patient at this point?

Ask a nurse to attach a new ID band to the patient

Which of the following may be used in conjunction with a winged infusion set to collect blood?

Blood culture bottle Syringe Vacutainer tube (It is all of following)

Hemolysis is:

Destruction of blood cells

The patient is sleeping when you enter to draw a timed blood specimen. How should you proceed?

Gently wake the patient before proceeding with collection

Which of the following would be a reason for specimen rejection?

Improper specimen handling after collection

If a stat test is ordered and the patient is not in his or her room, you should?

Locate the patient

Reasons for specimen recollection include all of the following except:

Prolonged bleeding after needle withdrawal

Which of the following could be a cause of hemolysis?

Vigorously mixing the tubes

A patient who requires a blood alchol level has a wrist band confirming an allergy to iodine, what is the proper cleansing agent to use?

chlorhexidine gluconate

Edema refers to skin that exhibits:

swollen appearance because of the accumulation of tissue fluid