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Phlebotomy Practice Test 4

By Dave Evangelisti / March 8, 2023

Time limit: 0

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Question 1 of 20

1. Question
Which of the following may occur if additives are not mixed adequately?
- a. Clotting of the sample.
- b. Erroneous test results.
- c. A repeat draw will be necessary.
- d. All of the above.
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Question 2 of 20

2. Question
What action should not be taken when first meeting a patient?
- a. Introduce yourself.
- b. Request that the patient verify their identification.
- c. Inquire the reason they need their blood drawn.
- d. Confirm that the laboratory form matches their identity.
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Question 3 of 20

3. Question
Under what circumstances should a tube be pre-labeled?
- a. During an emergency.
- b. When the patient states they are in a hurry.
- c. When there are multiple draws.
- d. Never.
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Question 4 of 20

4. Question
The presence of an adequate number of sharps containers reduces the risk of needle injuries occurring from which of the following actions?
- a. Needle recapping.
- b. Decanting of used sharps containers.
- c. Overfilled sharps containers.
- d. All of the above.
Correct

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Question 5 of 20

5. Question
After which action is it acceptable to not wash your hands?
- a. After removing gloves.
- b. Before leaving the workplace.
- c. Before going to the restroom.
- d. None of the above.
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Question 6 of 20

6. Question
How many unsuccessful attempts at venipuncture are allowed before seeking additional assistance is required?
- a. One.
- b. Two.
- c. Three.
- d. You are allowed as many as you need.
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Question 7 of 20

7. Question
For elderly patients, in what circumstances would a capillary puncture be performed rather than venipuncture?
- a. The patient is immobile.
- b. The patient's skin is thin.
- c. The patient has a tendency to form clots.
- d. The patient has deteriorated muscle tone.
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Question 8 of 20

8. Question
Which tube color has no additive?
- a. Light blue.
- b. Red.
- c. Gold.
- d. Green.
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Question 9 of 20

9. Question
What test requires that it be chilled in ice right after collection?
- a. Arterial Gases.
- b. Ammonia.
- c. Lactic Acid.
- d. All of the above.
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Question 10 of 20

10. Question
If one is used, when should the tourniquet be removed?
- a. Prior to puncture.
- b. Prior to withdrawal.
- c. After it's been in place for 30 seconds.
- d. After withdrawal.
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Question 11 of 20

11. Question
What may occur if a tourniquet is left on too long?
- a. Numbness.
- b. Skin Tears.
- c. Extremity color and temperature change.
- d. All of the above.
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Question 12 of 20

12. Question
If you cannot palpate a vein on the patient’s dominant arm, what should be done?
- a. Check the other arm.
- b. Collect a capillary sample.
- c. Have another phlebotomist check.
- d. Use your instinct to guess where it is located.
Correct

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Question 13 of 20

13. Question
What is the maximum depth a heel stick should penetrate?
- a. 2.0 mm.
- b. 0.5 mm.
- c. 1.0 mm.
- d. 3.0 mm.
Correct

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Question 14 of 20

14. Question
In what location are nutrients and gasses exchanged in the body?
- a. In the chambers of the heart.
- b. In the capillaries.
- c. Along the surface of the vein.
- d. In subcutaneous fat.
Correct

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Question 15 of 20

15. Question
Septicemia can be detected by what type of test?
- a. D-dimer.
- b. HbA1c test.
- c. Blood culture.
- d. Kidney function test.
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Question 16 of 20

16. Question
Which color tube needs to be filled completely?
- a. Blue.
- b. Yellow/Gold.
- c. Lavender.
- d. Gray.
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Question 17 of 20

17. Question
What can be done to make drawing easier on a patient with rolling veins?
- a. You can apply a tourniquet.
- b. You can select a smaller gauge needle.
- c. You can anchor the vein.
- d. You can use a lancet.
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Question 18 of 20

18. Question
Which of the following tubes would be filled first?
- a. Blue.
- b. Red.
- c. Lavender.
- d. Yellow.
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Question 19 of 20

19. Question
If an intoxicated person refuses a blood sample to determine the presence of alcohol or drugs at the request of a police officer, what is the best course of action?
- a. Obtain the police officer's permission to get the sample.
- b. Nothing. The patient has the right to refuse the test.
- c. Request that the officer get a warrant.
- d. Discuss the importance of the test and try to get them to change their mind.
Correct

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Question 20 of 20

20. Question
What is the optimal angle in which a needle should be inserted in order to minimize the likelihood that the needle will go all the way through the vein?
- a. Less than 5 degrees.
- b. 15-30 degrees.
- c. 45-60 degrees.
- d. 90 degrees.
Correct

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