Evolve Quiz Questions- Chapter 32 (Blood Collection)

Which needle lumen is the largest and used for blood bank procedures? A.) 18g B.) 16g C.) 21g D.) 23g

16g

Which gauge needle is used most frequently when drawing blood from the antecubital area? A.) 23 B.) 18 C.) 16 D.) 21

21 gauge

After collecting a blood specimen for serum testing, how long must the sample sit in the rack before it is spun in the centrifuge? A.) 3 Hrs B.) 30-60 Min C.) 10-12 Min D.) 2 Hrs

30-60 Minutes

Which of the followin gantiseptics are used when preparing the venipuncture site? A.) 50% isopropyl alcohol B.) 10% isopropyl alcohol C.) 30% isopropyl alcohol D.) 70% isopropyl alcohol

70% isopropyl alcohol

When drawing a CBC, INR, and Glucose, which is the correct order of draw? A.)

Blue, Lavender, Gray

Lavendar top tubes contain which of the following additives? A.) Sodium Citrate B.) Sodium Fluoride C.) Heparin D.) EDTA

EDTA

A gray-top tube is collected for glucose testing but does not contain the required volume of blood. What effect will this have on the result? A.) No results; the blood will clot and cannot be tested. B.) Error result due to the volume of the sample. C.) Accurate D.) False

False

Which location is the best site to use for capillary puncture on an infant? A.) Heel B.) Middle Finger C.) Antecubital Space D.) Index Finger

Heel

When blood is separated in an anticoagulated tube, what is present at the top of the tube? A.) Thrombocytes B.) Plasma C.) Erythrocytes D.) Serum

Plasma

Which color phlebotomy tube is used to collect specimens for serum analysis? A.) Green B.) Red/Gold C.) Lavendar D.) Blue

Red/Gold