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Free Practice Quiz Question List

3 Oxygen Delivery and Monitoring Online Quiz Questions

Use this free practice quiz with 20 questions to review 3 Oxygen Delivery and Monitoring, test your knowledge, and prepare for your next test or exam.

20 questions
01
Choose one
1 point

A patient is apneic despite receiving supplemental oxygen. Which response addresses the immediate problem most directly?

  1. A

    Increase the oxygen flow and wait to see whether breathing resumes.

  2. B

    Provide airway support and assisted ventilation as clinically indicated.

  3. C

    Switch to a nasal cannula so the patient can breathe more comfortably.

  4. D

    Use pulse oximetry alone to decide whether breathing support is needed.

02
Choose one
1 point

A patient needs a simple face mask. What is the minimum flow rate at which it should be used?

  1. A

    4 L/min4\ \text{L/min}

  2. B

    5 L/min5\ \text{L/min}

  3. C

    6 L/min6\ \text{L/min}

  4. D

    10 L/min10\ \text{L/min}

03
Choose one
1 point

A patient needs a more controlled oxygen concentration while oxygen is titrated to a prescribed target. Which device is the best match?

  1. A

    Nasal cannula

  2. B

    Simple face mask

  3. C

    Venturi (air-entrainment) mask

  4. D

    Reservoir mask (non-rebreather)

04
Choose all
1 point

A spontaneously breathing patient with severe hypoxemia is being placed on a reservoir mask while urgent assessment occurs. Which actions are appropriate? Select all that apply.

  1. A

    Inflate the reservoir before applying the mask.

  2. B

    Use a high flow according to the mask instructions, commonly 10–15 L/min10\text{–}15\ \text{L/min}.

  3. C

    Use it instead of assisted ventilation whenever the patient’s breathing is inadequate.

  4. D

    Check that the reservoir does not collapse substantially during inspiration.

05
True or false
1 point

True or false: A reassuring SpO₂ reading by itself rules out inadequate ventilation or carbon-dioxide retention.

  1. A

    True

  2. B

    False

06
True or false
1 point

True or false: Oxygen-enriched environments can make fires start more easily and burn more intensely.

  1. A

    True

  2. B

    False

07
Written response
1 point

A spontaneously breathing adult has a modest oxygen need and is using a nasal cannula. What is the commonly used upper-end flow rate? Enter the value in L/min.

08
Written response
1 point

What oxygen-delivery device is useful when a more controlled oxygen concentration is needed? Enter the device name.

09
Fill in the blank
1 point

For many adults at risk of hypercapnic respiratory failure, a commonly used SpO₂ target range is ; follow the prescribed target and local protocol.

10
Fill in the blank
1 point

When documenting saturation, record the oxygen-delivery and its flow or FiO₂. The same SpO₂ on different levels of support does not indicate the same .

11
Open ended
1 point

A patient receiving high-flow nasal cannula has worsening respiratory distress and is not improving. Explain what should happen next and what you would reassess.

12
Choose one
1 point

Which description best matches high-flow nasal cannula (HFNC) when considered for acute hypoxemic respiratory failure?

  1. A

    A device intended only for patients who need a modest oxygen flow while eating.

  2. B

    A mask that delivers a more controlled oxygen concentration through an adapter.

  3. C

    Heated, humidified gas delivered at high flow with adjustable FiO₂ in an appropriately monitored setting.

  4. D

    A mask that should be used below 5 L/min5\ \text{L/min} to prevent carbon-dioxide accumulation.

13
Choose all
1 point

Which factors or limitations can affect the accuracy or interpretation of pulse oximetry? Select all that apply.

  1. A

    Poor circulation

  2. B

    Cold skin

  3. C

    Movement

  4. D

    Nail products

  5. E

    A stable respiratory rate

  6. F

    Pulse oximetry overestimating oxygenation in some people with darker skin

14
True or false
1 point

True or false: Supplemental oxygen by itself corrects inadequate breathing and removes carbon dioxide.

  1. A

    True

  2. B

    False

15
Choose one
1 point

A spontaneously breathing adult needs a simple face mask. What is the minimum flow rate recommended to reduce the risk of exhaled carbon dioxide accumulating in the mask?

  1. A

    2 L/min

  2. B

    5 L/min

  3. C

    12 L/min

  4. D

    15 L/min

16
Written response
1 point

For an adult at risk of hypercapnic respiratory failure, the common SpO₂ target range is 88–92%. What is the lower boundary of that range? Give your answer as a percentage-point value.

17
Choose one
1 point

A spontaneously breathing adult has a modest oxygen need and wants to keep talking and eating. Which flow range is commonly used with a nasal cannula?

  1. A

    0.5–2 L/min

  2. B

    5–10 L/min

  3. C

    1–6 L/min

  4. D

    10–15 L/min

18
Choose one
1 point

A patient needs oxygen at a more controlled concentration while oxygen is titrated to a prescribed target. Which device is most suited to this need?

  1. A

    Nasal cannula

  2. B

    Simple face mask

  3. C

    Reservoir mask

  4. D

    Venturi mask

19
Written response
1 point

What is one substance that must be kept away from oxygen fittings?

20
Choose one
1 point

A spontaneously breathing adult has severe hypoxemia while urgent assessment and escalation are being arranged. Which plan for a reservoir mask is appropriate?

  1. A

    Use it for severe hypoxemia while arranging urgent assessment; inflate the reservoir before applying it.

  2. B

    Use it for inadequate breathing instead of assisted ventilation; leave the reservoir empty.

  3. C

    Use it for modest oxygen needs; run it below 5 L/min to prevent carbon dioxide buildup.

  4. D

    Use it to deliver a controlled oxygen concentration; cover its air-entrainment ports.