Deck 15: Arterial, Intravenous Iv, and Special Collection Procedures

Question 1

Which of the following is the specimen of choice for testing acid-base balance and respiratory status of a patient?

A) arterial blood
B) venous blood
C) capillary blood
D) heparinized plasma

Answer 1

arterial blood

Question 2

Cleansing the venipuncture site before collection of blood culture specimens usually involves the use of:

A) isopropyl alcohol and peroxide
B) ethyl alcohol and peroxide
C) isopropyl alcohol and chlorhexidine gluconate
D) ethyl alcohol and chlorophenol

Answer 2

isopropyl alcohol and chlorhexidine gluconate

Question 3

When blood is collected from the radial artery for an arterial blood gas collection, the needle should be inserted at an angle of:

A) 10-25 degrees
B) 20-30 degrees
C) 30-45 degrees
D) 40-50 degrees

Answer 3

30-45 degrees

Question 4

Which of the following is the preferred site for blood collection for arterial blood gases?

A) radial artery
B) ulnar artery
C) subclavian artery
D) femoral artery

Question 5

Which of the following is used to help in the diagnosis of diabetes mellitus?

A) ABG analysis
B) GTT
C) PT
D) TDM

Question 6

Postprandial refers to:

A) before eating
B) after eating
C) 2-hour fasting
D) 12-hour fasting

Question 7

What is the rationale for performing the Allen test?

A) to test for the possibility of edema
B) to determine whether the patient has high blood pressure
C) to determine that the radial and ulnar arteries are providing collateral circulation
D) to determine whether the carbon dioxide concentration in the radial and ulnar arteries is elevated

Question 8

Which of the following blood collection vacuum tubes is preferred for the collection of arterial blood gas analysis?

A) light blue-topped blood collection tube
B) green-topped blood collection tube
C) yellow-topped blood collection tube
D) no blood collection tube

Question 9

To obtain the blood trough level for a medication, the patient's blood should be collected:

A) immediately after administration of the medication
B) immediately before administration of the medication
C) 15 minutes after administration of the medication
D) 30 minutes after administration of the medication

Question 10

Which of the following is the minimum hematocrit value a blood donor must have to give a blood donation?

A) 50 percent
B) 48 percent
C) 38 percent
D) 35 percent

Question 11

Which of the following procedures requires blood collection for trough and peak-level determinations?

A) skin test for allergies
B) blood collection via IV
C) therapeutic drug monitoring
D) GTT

Question 12

The health care worker's thumb should not be used for palpating arteries in the arterial puncture procedure because the thumb:

A) does not have the same sensitivity as the other fingers
B) has a pulse that may be confused with the patient's pulse
C) has more neurons for touching, which interfere in the process of finding the patient's pulse
D) has less sensitivity than the other fingers

Question 13

In order for a donor to give blood, his or her hemoglobin value must be no less than:

A) 15.5 g/dL
B) 14.5 g/dL
C) 13.5 g/dL
D) 12.5 g/dL

Question 14

Which of the following procedures requires two 10-mL disposable syringes filled with sterile normal saline and two disposable syringes?

A) skin test for allergies
B) blood collection from a blood donor
C) blood collection for GTT
D) blood collection through CVCs

Question 15

Which of the following guidelines must the patient abide by to properly prepare him- or herself for the GTT?

A) The patient must not eat anything for 8 hours before the GTT but should not fast for more than 12 hours before the test.
B) The patient should take cortisol 2 days before the GTT.
C) The patient needs to exercise vigorously 3 days before the GTT.
D) The patient must not eat anything for 14 hours before the GTT.

Question 16

Which of the following medications has a shorter half-life and therefore requires exact timing in blood collection for its therapeutic level?

A) gentamicin
B) phenobarbital
C) digoxin
D) Tylenol

Question 17

Normally, after an adult ingests the 75 or 100 grams of glucose tolerance test, the glucose level should return to normal within how many minutes?

A) 15 minutes
B) 30 minutes
C) 60 minutes
D) 120 minutes

Question 18

Before a blood donation, the phlebotomist must always check the blood donor's:

A) urine glucose value
B) RBC count
C) blood pressure
D) WBC count

Question 19

Therapeutic phlebotomy is used in the treatment of:

A) megaloblastic anemia
B) polycythemia
C) chronic anemia
D) iron-deficiency anemia

Question 20

Which of the following items is not usually kept on file for every blood donor indefinitely?

A) age
B) a written consent form signed by the donor
C) a record of reason for deferrals
D) a written consent form signed by the donor's parent

Question 21

For a donor to donate blood, his or her oral temperature must not exceed:

A) 35°C
B) 37.5°C
C) 38.7°C
D) 39.5°F

Question 22

All donated blood is classified and labeled by type.

Question 23

For the postprandial glucose test, a blood specimen is collected 2 hours after a meal.

Question 24

Chlorhexidine is an antiseptic used in blood collections for blood cultures.

Question 25

Therapeutic phlebotomy is when the patient donates his or her own blood before anticipated surgery.

Question 26

The time of blood collection in therapeutic drug monitoring is much more critical for drugs with longer half-lives than shorter half-lives.

Question 27

Most TDM assays should be performed on serum or plasma.

Question 28

The radial artery is the artery of choice for ABG analysis.

Question 29

The Modified Allen test is performed prior to the GTT.

Question 30

Rapid breathing is the same as hypoventilation.

Question 31

Postprandial refers to "after a meal."

Question 32

Blood cultures are often collected from patients who have fevers of ________ origin.

Question 33

The ________ blood culture bottle must be inoculated first in all procedures except the butterfly assembly method.

Question 34

The purpose of the ________ is to test the efficiency of the body's insulin-releasing mechanism and glucose-disposing system.

Question 35

For the GTT, it is not recommended to exercise for ________ hours before the test procedure.

Question 36

________ is a milk sugar that some people have difficulty in digesting.

Question 37

ABGs stands for ________.

Question 38

The ________ artery is located in the groin area and sometimes is used by the physician for ABGs.

Question 39

For ABG collections, approximately ________ mL of blood is collected.

Question 40

A ________ is an artificial shunt in which the vein and artery have been fused through surgery.

Question 41

Explain the procedure(s) that are used for obtaining hematocrit or hemoglobin values in preparation for a blood donation. Include the values required for a person to be qualified as a donor.

Question 42

Describe what therapeutic phlebotomy is and what diseases it is used to treat.