You can find the answers to these questions in the TMC Test Bank.
 
1.  A patient is receiving volume controlled ventilation at a rate of 12/min. The expiratory time is 3.25 sec. What is the inspiratory time?
A. 1.25 sec
B. 1.50 sec
C. 1.75 sec
D. 2.00 sec
 
2.  You instruct a patient to take a deep breath and then exhale as quickly as possible. You then observe the recording of the fastest air movement. Which of the following is being measured?
A. peak flow
B. vital capacity
C. FEV1
D. FEF25-75%
 
3.  A patient on volume control A/C ventilation is breathing 80% O2, has a mean airway pressure (MAP) of 15 cm H2O and a PaO2 of 40 torr. What is his oxygenation index?
A. 10
B. 20
C. 30
D. 40
 
4.  After obtaining a blood gas on a patient receiving volume control SIMV in ICU, which of the following must you document?
A. A
B. B
C. C
D. D
 
5.  Which of the following is needed to perform a capillary blood sample?
A. heparinized 1cc syringe
B. local anesthetic
C. lancet/lancing device
D. 25G butterfly needle
 
6.  Which of the following is a major limitation of the typical impedance-based apnea monitoring system?
A. inability to detect tachypnea
B. inability to detect obstructive apnea
C. inability to detect bradypnea
D. inability to detect periodic breathing
 
7.  A patient has a left ventricular stroke volume of 70 mL and a heart rate of 80. What is his cardiac output?
A. 11.4 L/min
B. 8.8 L/min
C. 5.6 L/min
D. 3.3 L/min
 
8.  When measuring a patient’s arterial pressure via A-line and monitor/transducer system, you note a damped pressure waveform. Which of the following is the most likely cause of this problem? 
A. partial catheter occlusion
B. catheter out of vessel
C. transducer positioned too high
D. stopcock off to patient
 
 
9.  Sputum induction is performed on a trach patient to gather a sample for microbiological identification. The sample is collected using a Lukens trap. When applying suction after entering the airway, the mucus should
A. pass into the trap and then move on into the collection jar
B. pass through the wall tubing and then into the Lukens trap
C. pass through the suction catheter and then enter the Lukens trap
D. pass into the Lukens trap and then enter the suction catheter
 
10.  Upon inspection of a portable spirometer’s FVC curve obtained on an adult outpatient, you determine that the time required to reach the peak expiratory flow is excessive. Prior to repeating the maneuver, which of the following instructions would you provide to the patent?
A. “Don’t hesitate”
B. “Blast out faster”
C. “Blow out longer”
D. “Deeper breath”
 
11.  After attaching an apnea monitor to a neonate and confirming good chest motion, you note a weak signal that causes intermittent alarming. Which of the following is the most likely cause of this problem?
A. sensor belt placed at the nipple line
B. lotion or powder on the skin or electrodes
C. apnea alarm time limit set too short
D. monitor sensitivity set too high
 
12.  You note on the arterial pressure monitor of a conscious patient in no apparent distress that the pressure waveform is absent (pressure reading = 0 mm Hg), and the alarm is sounding. Your first action should be to:
A. check the A-line stopcock position
B. call for the Rapid Response Team
C. get a new or replacement monitor
D. confirm that the monitor is set to zero/cal
 
13.  Under which of the following conditions would you recommend ending a cardiopulmonary exercise evaluation?
A. 10 mm Hg rise in systolic blood pressure
B. heart rate increase from 88/min to 165/min
C. 10% decrease in SpO2 from baseline value
D. increase in patient’s level of dyspnea
 
14.  To avoid thermal injury when using a transcutaneous blood gas monitor to track an infant’s PO2, you should:
A. apply cortisone cream under the sensor
B. maintain the sensor at body temperature
C. relocate the sensor site on a regular basis
D. place the sensor over a boney area
 
15.  While performing a maximal expiratory pressure (MEP) test using a valved T-piece, the patient blows out against the manometer, but no positive pressure is registered. What should be done to troubleshoot this problem?
A. make sure both the inspiratory and expiratory valves are blocked
B. make sure the inspiratory valve is patent and the expiratory valve is blocked
C. make sure the inspiratory valve is blocked and the expiratory valve is patent
D. make sure both the inspiratory and expiratory valves are patent
 
16.  If the pulse pressure is 40 mm Hg and systolic pressure is 130 mm Hg, what is the diastolic pressure?
A. 170 mm Hg
B. 90 mm Hg
C. 70 mm Hg
D. 140 mm Hg
 
17.  A patient has a peak expiratory flow rate (PEFR) of 5.2 L/sec before bronchodilator treatment and 6.3 L/sec after treatment. What percent change in PEFR occurred?
A. 8%
B. 17%
C. 21%
D. 26%
 
18.  All spirometric values obtained under ambient conditions should be converted to:
A. ambient temperature and pressure, saturated (ATPS)
B. body temperature, ambient pressure, saturated (BTPS)
C. standard temperature and pressure, dry (STPD)
D. ambient temperature and pressure, dry (ATPD)
 
19.  Which of the following steps violate the recommended pre-analytic procedures for point-of-care testing of an arterial blood sample?
A. analyze the sample within 3 minutes
B. place the sample in an ice slush
C. thoroughly mix the sample
D. prevent sample exposure to air
 
20.  A patient has a systolic arterial pressure of 180 mm Hg and a diastolic value of 90 mm Hg. What is his approximate mean arterial pressure?
A. 100 mm Hg
B. 110 mm Hg
C. 120 mm Hg
D. 130 mm Hg

You can find the answers to these questions in the TMC Test Bank.

21.  A time-cycled constant flow generator is set up with a flow of 50 L/min and an inspiratory time of 1.2 sec. What is the tidal volume?
A. 1000 mL (1.0 L)
B. 1500 mL (1.5 L)
C. 750 mL (0.75 L)
D. 1200 mL (1.2 L)
 
22.  A patient receiving mechanical ventilation with 8 cm H2O PEEP has a balloon-tipped pulmonary artery catheter in place. To obtain an accurate measurement of her pulmonary capillary wedge pressure (PCWP) you would:
A. make the PCWP measurement at peak-inspiration
B. remove the patient from the ventilator and PEEP
C. level the transducer to 4th intercostal space/midaxillary line
D. withdraw the catheter 2-3 cm before measurement
 
23.  A ventilator that does not automatically correct for gas compression has a circuit attached with a 4 mL/cm H2O compliance factor. If the tidal volume is set to 800 mL, and the peak pressure is 50 cm H2O (PEEP = 0 cm H2O), what volume does the patient actually receive?
A. 1000 mL
B. 800 mL
C. 750 mL
D. 600 mL
 
24.  To validate the readings provided by a transcutaneous blood gas monitor, you should:
A. perform a two-point calibration of the monitor
B. compare the monitor’s readings to a concurrent ABG
C. change the placement of the sensor every 2–6 hours
D. re-membrane the sensor and adjust its temperature
 
25.  A 5-foot, 4-inch-tall 110-lb. woman with normal lungs has a tidal volume of 480 mL and is breathing at a rate of 14 breaths/min. What is her approximate alveolar ventilation?
A. 6.72 L/min
B. 3.42 L/min
C. 5.18 L/min
D. 15.4 L/min
 
26.  Which of the following bedside measurements require a conscious and cooperative patient?
A. spontaneous respiratory rate
B. maximum expiratory pressure
C. spontaneous tidal volume
D. maximum inspiratory pressure



27.  Which of the following adult patients receiving ventilatory support is the best candidate for weaning?
A. A
B. B
C. C
D. D
 
28.  Your 5-year-old patient is being mechanically ventilated with a VT of 150 mL, rate of 20/min, and I:E ratio of 1:2. Based on these settings, what is the patient’s inspiratory time?
A. 1 sec
B. 1.5 sec
C. 2 sec
D. 3 sec
 
29.  Equipment/supplies required to perform an arterial puncture include which of the following?
A. local anesthetic
B. anticoagulant
C. sterile gloves
D. lancet
 
30.  For which of the following patients would you recommend extra precautions if undergoing a cardiopulmonary exercise test?
A. a patient being evaluated for coronary artery disease
B. a patient with severe pulmonary hypertension
C. a patient recommended for cardiac rehabilitation
D. a patient being assessed for cardiopulmonary disability
 
31.  Which of the following statements is TRUE regarding capillary blood gas sampling?
A. the puncture normally is performed on the ball of the foot
B. sample pH and PCO2 correlate well with standard ABGs
C. to obtain the sample, you need to milk/squeeze the puncture site
D. the sample must be drawn from the first drop of surface blood
 
32.  Significant overinflation of an endotracheal tube cuff may cause which of the following?
A. laryngospasm
B. silent aspiration
C. mucosal ischemia
D. air leakage
 
33.  In order for a tracheal tube cuff to allow circulation in tracheal mucosa, the cuff pressure must be directly related to the
A. capillary pressure
B. brachial artery pressure
C. pulmonary artery pressure
D. pulmonary capillary wedge pressure
 
34.  Which of the following ECG leads should be placed in the left midaxillary line?
A. V3
B. V4
C. V5
D. V6
 
35.  As measured on the Borg scale, which of the following exertion levels is appropriate for titrating a COPD patient’s O2 flows to support exercise?
A. weak/light exertion (rating of 2)
B. somewhat strong exertion (rating of 4)
C. very strong exertion (rating of 7)
D. maximal exertion (rating of 10)
 
36.  A patient has a peak expiratory flow rate (PEFR) of 4.7 L/sec before bronchodilator treatment and 5.1 L/sec after treatment. What percent change in PEFR occurred?
A. 5%
B. 9%
C. 18%
D. 24%
 
37.  You are gathering a sputum specimen from a patient in isolation. In addition to applying appropriate transmission-based precautions, which of the following procedures should be followed in processing this specimen?
A. mix the specimen with a fixative before sending it to the lab
B. leave the specimen container at the nursing station for transport
C. disinfect outside of specimen container if contaminated
D. have the specimen undergo sterilization before processing
 
38.  Which of the following syringes would you select for obtaining an arterial sample from a neonate?
A. 12-gauge, 1-3 mL syringe
B. 16-gauge, 1-3 mL syringe
C. 20-gauge, 5-10 mL syringe
D. 25-gauge, 1-3 mL syringe
 
39.  For which of the following patients would you recommend extra precautions if undergoing a cardiopulmonary exercise test?
A. a patient being evaluated for coronary artery disease
B. a patient with a resting systolic BP > 200 mm Hg
C. a patient recommended for cardiac rehabilitation
D. a patient being assessed for cardiopulmonary disability
 
40.  Which of the following is the best way to control a patient’s exercise level during an oxygen titration test?
A. cycle ergometer
B. step test
C. adjustable treadmill
D. 6-minute walk test

For the answers to these questions, check out our TMC Test Bank.

 

TMC Test Bank

1001 Questions and Answers You Might See on the Board Exam