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Free Practice Quiz Question List

2 Venipuncture Technique Online Quiz Questions

Use this free practice quiz with 20 questions to review 2 Venipuncture Technique, test your knowledge, and prepare for your next test or exam.

20 questions
01
True or false
1 point

True or false: If blood flow is not obtained immediately, gently probing with the needle is an appropriate way to locate the vein.

  1. A

    True

  2. B

    False

02
Written response
1 point

The typical needle insertion angle is about 15–30 degrees, adjusted to the vein’s depth. What is the lower end of this range? Enter the number in degrees.

03
Fill in the blank
1 point

The vein often preferred for venipuncture in the antecubital area is the vein.

04
Choose one
1 point

When choosing between visible veins, which approach best supports selecting a suitable venipuncture site?

  1. A

    Choose the vein that is easiest to see, even if it feels mobile.

  2. B

    Palpate for a resilient, well-anchored vein.

  3. C

    Choose a bruised area if the vein is easy to locate.

  4. D

    Select a scarred area when it is closest to the patient.

05
True or false
1 point

True or false: Once blood flow is established, release the tourniquet before withdrawing the needle.

  1. A

    True

  2. B

    False

06
Choose all
1 point

Select all actions that support proper puncture-site antisepsis.

  1. A

    Use friction while applying the approved antiseptic.

  2. B

    Blow on the site to speed drying.

  3. C

    Allow the site to air-dry completely.

  4. D

    Cleanse the site again if it is touched after cleaning.

07
Written response
1 point

In the common order-of-draw sequence, what color is an EDTA tube? Enter one color.

08
Fill in the blank
1 point

When aligning the needle with the vein for insertion, position the bevel facing .

09
Choose one
1 point

In the common order of draw, which tube category follows citrate (light blue)?

  1. A

    EDTA

  2. B

    Fluoride/oxalate

  3. C

    Serum

  4. D

    Blood cultures

10
Choose all
1 point

Select all appropriate actions for removing and disposing of the needle after collection.

  1. A

    Activate the needle’s safety feature after withdrawal.

  2. B

    Immediately discard the needle and holder in an approved sharps container.

  3. C

    Recap the used needle before placing it in the sharps container.

  4. D

    Withdraw the needle smoothly.

11
Choose one
1 point

Why is underfilling a citrate tube a concern?

  1. A

    It can disrupt the required blood-to-additive ratio.

  2. B

    It prevents the collector from following the required order of draw.

  3. C

    It stops blood from flowing into the tube.

  4. D

    It makes it necessary to shake the tube to mix its contents.

12
Open ended
1 point

After the tubes have been collected, what steps help ensure the specimens are correctly identified and handled while also addressing the patient’s immediate aftercare?

13
True or false
1 point

True or false: Before beginning venipuncture, confirm the patient and requested tests using the required identifiers.

  1. A

    True

  2. B

    False

14
Choose one
1 point

Immediately before withdrawing the needle, where and how should clean gauze be placed?

  1. A

    Press firmly over the needle before withdrawing it.

  2. B

    Place gauze over the site only after applying a bandage.

  3. C

    Place clean gauze lightly over the site without pressing down on the needle.

  4. D

    Apply gauze to the site while the needle is still being inserted.

15
Choose one
1 point

A patient has a suitable, palpable median cubital vein and no relevant site restriction. Which site-selection choice best follows the recommended technique?

  1. A

    Choose the suitable median cubital vein, if available.

  2. B

    Choose a bruised vein because it is easy to see.

  3. C

    Choose a swollen area if a vein can be seen there.

  4. D

    Choose a site affected by a clinical restriction without checking local policy.

16
Choose one
1 point

When inserting a venipuncture needle, which way should the bevel face?

  1. A

    Bevel facing down.

  2. B

    Bevel facing up.

  3. C

    Bevel facing sideways.

  4. D

    The bevel direction does not matter.

17
Written response
1 point

After cleansing the puncture site, a collector accidentally touches it. What must happen before the needle is inserted?

18
Choose one
1 point

Before collecting a sample, which preparation best supports patient safety and correct testing?

  1. A

    Begin collection, then confirm the patient and requested tests before labeling.

  2. B

    Ask the patient to pump a fist repeatedly while the arm hangs unsupported.

  3. C

    Confirm the patient and requested tests, explain the procedure, check precautions or allergies, and support the extended arm.

  4. D

    Apply the tourniquet before checking the patient’s identity or relevant precautions.

19
Written response
1 point

What is the commonly used alcohol concentration for cleaning the puncture site? Enter the percentage value as a number (for example, enter 70 for 70%).

20
Choose one
1 point

A collection requires a citrate tube, a serum tube, and an EDTA tube. Which sequence matches the common order of draw described for these tubes?

  1. A

    Serum, citrate, then EDTA.

  2. B

    EDTA, serum, then citrate.

  3. C

    Citrate, serum, then EDTA.

  4. D

    Citrate, EDTA, then serum.