Question 1

Which of the following pulse oximeters can measure carboxyhemoglobin (COHb)?

Accepted Answer

A)  Nonin Onyx 
B)  Nonin 8500M 
C)  Masimo Rad-57 
D)  none of the above 
A)  Nonin Onyx 
B)  Nonin 8500M 
C)  Masimo Rad-57 
D)  none of the above C

Question 2

Which of the following are indications for arterial blood gas analysis according to the American Association for Respiratory Care (AARC) Clinical Practice Guideline: Blood Gas Analysis and Hemoximeter: 2001 Revision and Update?
I. Assess a patient's ventilatory status.
II. Assess a patient's acid-base status.
III. Assess a patient's oxygenation status.
IV. Monitor response to therapeutic intervention.

Accepted Answer

A)  I 
B)  I and II 
C)  I, II, and III 
D)  I, II, III, and IV 
A)  I 
B)  I and II 
C)  I, II, and III 
D)  I, II, III, and IV D

Question 3

Indirect calorimetry may be used to assess:
I. O2 consumption
II CO2 production
III. resting energy expenditure
IV. tidal and minute volumes

Accepted Answer

A)  I 
B)  I and II 
C)  I, II and III 
D)  I, II, III and IV 
A)  I 
B)  I and II 
C)  I, II and III 
D)  I, II, III and IV D

Question 4

The barometric pressure is 745 mmHg, and you are calibrating a blood gas instrument with a mixture of 5% PCO2 and 10% O2. What are your expected calibration results?
I. 37.3 mmHg
II. 74.5 mmHg
III. 34.9 mmHg
IV. 69.8 mmHg

Accepted Answer

A)  I and II 
B)  I and IV 
C)  II and III 
D)  III and IV 
A)  I and II 
B)  I and IV 
C)  II and III 
D)  III and IV

Question 5

Six or more quality-control results on the same side of the mean is termed:

Accepted Answer

A)  a shift 
B)  a trend 
C)  an average 
D)  a standard deviation 
A)  a shift 
B)  a trend 
C)  an average 
D)  a standard deviation

Question 6

When hooking up a patient to an impedance plethysmographic apnea monitor:

Accepted Answer

A)  the red electrode is on the left 
B)  the black electrode is on the right 
C)  the red electrode is on the right 
D)  the white electrode is on the right 
A)  the red electrode is on the left 
B)  the black electrode is on the right 
C)  the red electrode is on the right 
D)  the white electrode is on the right

Question 7

The barometric pressure is 760 mmHg, and you are calibrating a blood gas instrument with a mixture of 5% PCO2 and 10% O2. What are your expected calibration results?
I. 38.0 mmHg
II. 76.0 mmHg
III. 35.7 mmHg
IV. 71.3 mmHg

Accepted Answer

A)  I and II 
B)  I and IV 
C)  II and III 
D)  III and IV 
A)  I and II 
B)  I and IV 
C)  II and III 
D)  III and IV

Question 8

Which of the following oximeters would be classified as a "finger tip" oximeter?

Accepted Answer

A)  Nonin Onyx 
B)  Nonin 8500M 
C)  Masimo Rad-57 
D)  none of the above 
A)  Nonin Onyx 
B)  Nonin 8500M 
C)  Masimo Rad-57 
D)  none of the above

Question 9

Which of the following are flow-measuring devices?
I. water seal spirometer
II. Fleisch pneumotachometer
III. dry rolling seal spirometer
IV. thermal anemometer

Accepted Answer

A)  I and II 
B)  I and III 
C)  II and III 
D)  II and IV 
A)  I and II 
B)  I and III 
C)  II and III 
D)  II and IV

Question 10

Which of the following reference electrodes does the PCO2 system use?

Accepted Answer

A)  calomel electrode 
B)  Clark electrode 
C)  Severinghaus electrode 
D)  silver/silver chloride electrode 
A)  calomel electrode 
B)  Clark electrode 
C)  Severinghaus electrode 
D)  silver/silver chloride electrode

Question 11

Which of the following uses a differential pressure to measure flow?

Accepted Answer

A)  pitot tube flow sensor 
B)  vane-type respirometer 
C)  thermal anemometer 
D)  mass flow sensor 
A)  pitot tube flow sensor 
B)  vane-type respirometer 
C)  thermal anemometer 
D)  mass flow sensor

Question 12

You are going to assess the effect of a small-volume nebulizer treatment with a bronchodilator. Which of the following will give you the best measure of the bronchodilator's effect?

Accepted Answer

A)  a pulse oximeter 
B)  an end-tidal CO2 monitor 
C)  a Wright respirometer 
D)  a peak flowmeter 
A)  a pulse oximeter 
B)  an end-tidal CO2 monitor 
C)  a Wright respirometer 
D)  a peak flowmeter

Question 13

What are the limitations to pulse oximetry according to the American Association for Respiratory Care (AARC) Clinical Practice Guideline: Pulse Oximetry?
I. motion artifact
II. abnormal hemoglobins
III. ambient light
IV. intravascular dyes

Accepted Answer

A)  I 
B)  I and II 
C)  I, II and III 
D)  I, II, III, and IV 
A)  I 
B)  I and II 
C)  I, II and III 
D)  I, II, III, and IV

Question 14

Which of the following are volume-displacement measuring devices?
I. water seal spirometer
II. Fleisch pneumotachometer
III. dry rolling seal spirometer
IV. thermal anemometer

Accepted Answer

A)  I and II 
B)  I and III 
C)  II and III 
D)  II and IV 
A)  I and II 
B)  I and III 
C)  II and III 
D)  II and IV

Question 15

If a transcutaneous electrode is responding slowly you should:
I. remembrane the electrode
II. recalibrate the electrode
III. change the electrode site

Accepted Answer

A)  I only 
B)  II only 
C)  I and II only 
D)  I, II, and III only 
A)  I only 
B)  II only 
C)  I and II only 
D)  I, II, and III only

Question 16

Which of the following hemoglobin variants cannot combine reversibly with oxygen?
I. reduced hemoglobin
II. oxyhemoglobin
III. methemoglobin
IV. carboxyhemoglobin

Accepted Answer

A)  I and II 
B)  I and III 
C)  II and III 
D)  III and IV 
A)  I and II 
B)  I and III 
C)  II and III 
D)  III and IV

Question 17

Why must the electrode of a transcutaneous monitor be moved frequently to different locations on the patient's skin?

Accepted Answer

A)  It fails to measure PO2 and PCO2 anymore. 
B)  It will drift over time. 
C)  It causes a pigment change on the skin. 
D)  It may cause burns. 
A)  It fails to measure PO2 and PCO2 anymore. 
B)  It will drift over time. 
C)  It causes a pigment change on the skin. 
D)  It may cause burns.

Question 18

The PCO2 system's membrane is made of:

Accepted Answer

A)  polypropylene 
B)  nylon 
C)  Teflon 
D)  zirconium 
A)  polypropylene 
B)  nylon 
C)  Teflon 
D)  zirconium

Question 19

A means of plotting quality-control results graphically about the mean is termed:

Accepted Answer

A)  standard deviation 
B)  charting 
C)  a Levy-Jennings chart 
D)  a plethysmographic chart 
A)  standard deviation 
B)  charting 
C)  a Levy-Jennings chart 
D)  a plethysmographic chart

Question 20

A Wright respirometer is most accurate between the flow rates of:

Accepted Answer

A)  0 and 10 L/min 
B)  10 and 20 L/min 
C)  20 and 30 L/min 
D)  30 and 20 L/min 
A)  0 and 10 L/min 
B)  10 and 20 L/min 
C)  20 and 30 L/min 
D)  30 and 20 L/min

Which of the following pulse oximeters can measure carboxyhemoglobin (COHb)?

Indirect calorimetry may be used to assess: I. O₂ consumption II CO₂ production III. resting energy expenditure IV. tidal and minute volumes

The barometric pressure is 745 mmHg, and you are calibrating a blood gas instrument with a mixture of 5% PCO₂ and 10% O₂. What are your expected calibration results? I. 37.3 mmHg II. 74.5 mmHg III. 34.9 mmHg IV. 69.8 mmHg

Six or more quality-control results on the same side of the mean is termed:

When hooking up a patient to an impedance plethysmographic apnea monitor:

The barometric pressure is 760 mmHg, and you are calibrating a blood gas instrument with a mixture of 5% PCO₂ and 10% O₂. What are your expected calibration results? I. 38.0 mmHg II. 76.0 mmHg III. 35.7 mmHg IV. 71.3 mmHg

Which of the following oximeters would be classified as a "finger tip" oximeter?

Which of the following are flow-measuring devices? I. water seal spirometer II. Fleisch pneumotachometer III. dry rolling seal spirometer IV. thermal anemometer

Which of the following reference electrodes does the PCO₂ system use?

Which of the following uses a differential pressure to measure flow?

You are going to assess the effect of a small-volume nebulizer treatment with a bronchodilator. Which of the following will give you the best measure of the bronchodilator's effect?

What are the limitations to pulse oximetry according to the American Association for Respiratory Care (AARC) Clinical Practice Guideline: Pulse Oximetry? I. motion artifact II. abnormal hemoglobins III. ambient light IV. intravascular dyes

Which of the following are volume-displacement measuring devices? I. water seal spirometer II. Fleisch pneumotachometer III. dry rolling seal spirometer IV. thermal anemometer

If a transcutaneous electrode is responding slowly you should: I. remembrane the electrode II. recalibrate the electrode III. change the electrode site

Which of the following hemoglobin variants cannot combine reversibly with oxygen? I. reduced hemoglobin II. oxyhemoglobin III. methemoglobin IV. carboxyhemoglobin

Why must the electrode of a transcutaneous monitor be moved frequently to different locations on the patient's skin?

The PCO₂ system's membrane is made of:

A means of plotting quality-control results graphically about the mean is termed:

A Wright respirometer is most accurate between the flow rates of:

Medical Gas Supply Equipment

Medical Gas Therapy Equipment

Humidity and Aerosol Therapy Equipment

Hyperinflation Therapy Equipment

Airway Management Equipment

Mechanical Ventilator Theory and Classification

Ventilators With Flow and Pressure Control Variables

Pediatric and Neonatal Ventilators

Non-Invasive, Homecare, and Transport Ventilators

High-Frequency Mechanical Ventilation

Filters

Exam 6: Physiological Measurement and Monitoring Devices

Which of the following pulse oximeters can measure carboxyhemoglobin (COHb)?

Indirect calorimetry may be used to assess: I. O2 consumption II CO2 production III. resting energy expenditure IV. tidal and minute volumes

The barometric pressure is 745 mmHg, and you are calibrating a blood gas instrument with a mixture of 5% PCO2 and 10% O2. What are your expected calibration results? I. 37.3 mmHg II. 74.5 mmHg III. 34.9 mmHg IV. 69.8 mmHg

Six or more quality-control results on the same side of the mean is termed:

When hooking up a patient to an impedance plethysmographic apnea monitor:

The barometric pressure is 760 mmHg, and you are calibrating a blood gas instrument with a mixture of 5% PCO2 and 10% O2. What are your expected calibration results? I. 38.0 mmHg II. 76.0 mmHg III. 35.7 mmHg IV. 71.3 mmHg

Which of the following oximeters would be classified as a "finger tip" oximeter?

Which of the following are flow-measuring devices? I. water seal spirometer II. Fleisch pneumotachometer III. dry rolling seal spirometer IV. thermal anemometer

Which of the following reference electrodes does the PCO2 system use?

Which of the following uses a differential pressure to measure flow?

You are going to assess the effect of a small-volume nebulizer treatment with a bronchodilator. Which of the following will give you the best measure of the bronchodilator's effect?

What are the limitations to pulse oximetry according to the American Association for Respiratory Care (AARC) Clinical Practice Guideline: Pulse Oximetry? I. motion artifact II. abnormal hemoglobins III. ambient light IV. intravascular dyes

Which of the following are volume-displacement measuring devices? I. water seal spirometer II. Fleisch pneumotachometer III. dry rolling seal spirometer IV. thermal anemometer

If a transcutaneous electrode is responding slowly you should: I. remembrane the electrode II. recalibrate the electrode III. change the electrode site

Which of the following hemoglobin variants cannot combine reversibly with oxygen? I. reduced hemoglobin II. oxyhemoglobin III. methemoglobin IV. carboxyhemoglobin

Why must the electrode of a transcutaneous monitor be moved frequently to different locations on the patient's skin?

The PCO2 system's membrane is made of:

A means of plotting quality-control results graphically about the mean is termed:

A Wright respirometer is most accurate between the flow rates of:

Medical Gas Supply Equipment

Medical Gas Therapy Equipment

Humidity and Aerosol Therapy Equipment

Hyperinflation Therapy Equipment

Airway Management Equipment

Mechanical Ventilator Theory and Classification

Ventilators With Flow and Pressure Control Variables

Pediatric and Neonatal Ventilators

Non-Invasive, Homecare, and Transport Ventilators

High-Frequency Mechanical Ventilation

Filters

Indirect calorimetry may be used to assess: I. O₂ consumption II CO₂ production III. resting energy expenditure IV. tidal and minute volumes

The barometric pressure is 745 mmHg, and you are calibrating a blood gas instrument with a mixture of 5% PCO₂ and 10% O₂. What are your expected calibration results? I. 37.3 mmHg II. 74.5 mmHg III. 34.9 mmHg IV. 69.8 mmHg

The barometric pressure is 760 mmHg, and you are calibrating a blood gas instrument with a mixture of 5% PCO₂ and 10% O₂. What are your expected calibration results? I. 38.0 mmHg II. 76.0 mmHg III. 35.7 mmHg IV. 71.3 mmHg

Which of the following reference electrodes does the PCO₂ system use?

The PCO₂ system's membrane is made of: