Second Week Test-

Question 1

Which Vacutainer tubes is routinely used for hematology testing?

Answer 1

Lavender- EDTA

Question 2

What tube has no anticoagulants found in it?

Answer 2

Red

Question 3

Which type of tube should be used to collect blood specimens during a glucose tolerance test?

Answer 3

Gray

Question 4

What anticoagulant prevents platelets from clumping and preserves the appearance of blood cells for microscopic preparation?

Answer 4

EDTA

Question 5

The slant at the open end of a needle used for venipuncture is called the-

Answer 5

Bevel

Question 6

Most commonly size needle for adult venipuncture is

Answer 6

20-21 gauge
20- on the test

Question 7

Most commonly size needle used by a blood bank for donation is

Answer 7

16 gauge

Question 8

Most commonly size needle used for infant/elderly is

Answer 8

23 gauge

Question 9

Plasma is present in which venipuncture tube?

Answer 9

PST Green/Gray tube

Question 10

What is a tourniquet used for?

Answer 10

• prevent venous flow out of the site.
• make the veins more prominent

Question 11

How long should a tourniquet be tied on the arm for?

Answer 11

1 Minute

Question 12

What part of the venipuncture needle that fits into the syringe or Vacutainer is adapter is?

Answer 12

Hub

Question 13

When should a syringe be used instead of a Vacutainer?

Answer 13

When a person has fragile veins

Question 14

What is Hemoconcentration?

Answer 14

Leaving a tourniquet tied on a pt’s arm for longer than the recommended time.

Question 15

Used before a routine venipuncture or capillary puncture, used to clean the site.

Answer 15

Antiseptic (Isopropyl alcohol)

Question 16

What degree angle should the needle enter the arm during venipuncture?

Answer 16

15 degree

Question 17

Another name for a winged infusion is

Answer 17

Butterfly needle assembly

Question 18

A needle stick is more likely to occur if a phlebotomist attempts to

Answer 18

Recap a needle

Question 19

What can cause a hemotma?

Answer 19

Blind probing, failure to insert a needle far away into the vein, penetration through the vein

Question 20

4 ways a capillary puncture can be collected

Answer 20

1. Microtainer tube
2. Capillary tube
3. Microhematocrit / into small paper
4. Filter paper

Question 21

A blank is a device used for dermal puncture.

Answer 21

Lancet

Question 22

The most common phlebotomy site for an adult is veins in the

Answer 22

Antecubital space.

Question 23

The proper tube for collecting a serum specimen is which two color topped tubes?

Answer 23

Light blue & Red

Question 24

___ is the liquid portion of whole blood that contains clotting factors.

Answer 24

Plasma

Question 25

___ is the liquid portion of the blood that does not contain clotting factors.

Answer 25

Serum

Question 26

What direction should the bevel of the needle be facing?

Answer 26

Up

Question 27

What color is the tube top is used for a coagulation test?

Answer 27

Light Blue

Question 28

Name 4 things that can be used at the venipuncture site to eliminate contaminating bacteria?

Answer 28

1. 70% Rubbing alcohol 2. Sterile soap pads 3. Benzalkonium Chloride (Betadine), 4. Povidone Iodine

Question 29

What test is used on all infants within 48 hours of birth to test for certain metabolic disorders?

Answer 29

Simple blood test

Question 30

Which tubes contain thixotropic gel?

Answer 30

Green/Gray, Light Green

Question 31

What is the first step OSHA recommends for effective management of an accidental needle stick?

Answer 31

Wash site for 10 minutes with antimicrobial soap 10% iodine solution or Chlorine based antiseptic

Question 32

What is the major cause of specimen rejection?

Answer 32

Gughie card

Question 33

Which finger is typically used for a routine capillary puncture?

Answer 33

Ring Finger

Question 34

What type of consent must be given before preforming venipuncture?

Answer 34

Verbal Consent