Phlebotomy Chapter 9 Flashcards
Accession number
the number that is printed on all specimen labels related to the requisition.
Electrolytes
substances that affect the flow of nutrients and removal of waste products from the blood.
Analytes
electrolytes, enzymes, proteins, vitamins, and minerals can all be analytes.
Panels
groups of tests either related to analytes (electrolyte panel or lipid panel) or related to a unifying condition organ (renal panel or hepatic panel).
Tourniquet (how long can you leave it on an arm)
must not be left in place for longer than 1 minute
Hemoconcentration
buildup of blood cells relative to the liquid components of blood
Hemolysis
destruction of red blood cells
Antecubital fossa
the area inside the elbow
What should be the vein of first choice?
median cubital vein
What are the two common configurations of veins in the antecubital area?
H and M
Where is the median cubital vein in the H formation?
crossing between the cephalic vein and the basilica vein
Where is the median cubital vein in the M formation?
the median cubital vein and the median cephalic vein form the slanting portions of the letter M
What is the median cubital vein also known as?
median basilic vein
In order, which veins should a PBT consider?
median cubital vein. cephalic vein, basilic vein
What factors should be judged when palpating a vein?
vein health, vein depth, anchoring of the vein, diameter of the vein
Dorsal aspect
the veins on the back of the hand
What is the most common antiseptic agent used to clean a site?
70% isopropyl alcohol
What angle should be used for needle insertion?
30 degrees or lower
Hematoma
Area of leaked blood beneath the skin
How long should you tell a patient to leave the bandage in place?
15 minutes
What type of needle is used for venipuncture on the back of the hand?
butterfly needle (winged collection system)
How do you prepare a syringe for use in a blood draw?
the plunger should be pulled out and pushed back in
Iatrogenic anemia
medically caused anemia
Syncope
feeling faint or loosing consciousness
Lymphedema
swelling due to build-up of lymph fluid in the body
Which side should blood be drawn from on a patient who has has a mastectomy?
the opposite side from the mastectomy
Where should blood be drawn from a patient with an IV?
on the arm without the IV or below (distal) to the IV. The IV should be stopped by the nurse for 2 minutes.
What side should a blood be drawn on a patient who has had a stroke?
The unaffected side
Arteriovenous fistula
a connection between a vein and an artery
Graft
a place where a person’s vein had been redirected to a surgically implanted vein
Integrity
high quality and reliability of specimens
QNS
quantity not sufficient
