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Lindsey Jones G Exam Questions and answers | Newest 2024/25 RATED A+
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Lindsey Jones G Exam Questions andanswers | Newest 2024/25 RATED A+
A respiratory therapist has achieved the following weaning parameters on a post-
operative patient who experienced a total knee replacement. The SpO2 is 97% on 35%
oxygen.
Spont VT 480 mL
VC 1600 mL
VE 7.0 L
MIP -4 cm H2O
The next best action would be to
A. reduce FIO2 to 0.30
B. return to full mechanical ventilation
C. evaluate the MEF
D. check the pressure manometer for leaks - D
In preparation for a smoking cessation class, the therapist should include information
on which of the following agents?
A. Aminophylline
B. Sub-lingual Lidocaine spray
C. Pronestyl
D. nicotine patch - D
A respiratory therapy supervisor is responsible for making suggestions in the initial
development of a smoking cessation program. Which of the following would be part of
an effective smoking cessation program?
A. Nicotine replacement therapy
B. removing pulmonary irritants from the house
C. daily COHb analysis
D. daily completion of an asthma action plan - A
Heated humidification would be most important for a patient using
A. an endotracheal tube
B. a 6 L/min nasal cannula
C. a Venturi mask set at FIO2 0.5
D. a face tent with an air entrainment device set at 50% - A
, A 5-year old patient with acute epiglottitis has just received a tracheotomy and is
returned to the emergency department for monitoring. The patient is now breathing
through a tracheostomy tube. Which of the following is most important at this time?
A. provide heated humidity
B. provide cool aerosol therapy
C. mechanical ventilatory support
D. keep the tracheostomy tube cuff inflated - A
The preferred method of delivery for humidification for a pediatric patient during a
transport lasting twelve hours is a (an)
A. heated humidifier
B. bubble humidifier
C. HME
D. cascade humidifier - C
The respiratory therapist is asked to estimate the alveolar minute ventilation on a
spontaneously breathing 68 kg (150 lb) female who is receiving oxygen therapy by air-
entrainment mask at FIO2 0.50. The following data is available
Exhaled VT 450 mL
mPAP 15 torr
PaCO2 40 torr
PaO2 70 torr
Respiratory rate 12/min
The therapist should report an alveolar minute ventilation of:
A. 3.6 L/min
B. 4.6 L/min
C. 5.4 L/min
D. 12.0 L/min - A
How many minutes will a full E cylinder oxygen tank last when running at 5 L/min?
A. 90 minutes
B. 616 minutes
C. 1320 minutes
D. 123 minutes - D
While performing oxygen rounds, the respiratory therapist visits a patient who is
ordered to receive 5 L/min by nasal cannula with a bubble humidifier. The therapist finds
the oxygen flow meter is reading 0 L/min, even though the knob is not in the off position,
and there is no flow to the patient. Which of the following may cause this?
A. low water level in the humidifier
, B. clogged down-tube
C. loose humidifier bottle
D. large hole in the cannula - B
A 9-year-old asthmatic patient has previously responded well to Xopenex via small-
volume nebulizer. The patient is intubated and has been placed on mechanical
ventilation for acute respiratory failure. The physician orders Xopenex to be delivered
via SVN through the ventilator circuit. Which of the following is an important
consideration for effective medication delivery?
A. particle deposition will be increased
B. an alpha I response is increased
C. Placement of the nebulizer can result in variation of medication delivery
D. tachycardia is more likely - C
Which of the following resistors is not associated with pressurizing the circuit for a
patient receiving CPAP therapy?
A. water-column
B. weighted
C. spring-loaded
D. fixed orifice - D
While receiving nasal CPAP delivered by an infant ventilator, the patient is retracting
and creating a fluctuating baseline pressure on the monometer. What should the
respiratory therapist do?
A. Suction the patient
B. Adjust the threshold resistor
C. Increase the flowrate
D. Increase the size of the fixed orifice resistor - C
The respiratory therapist analyzes the oxygen percentage coming from the end of the
aerosol tubing on a large-volume, nebulizer. The analysis shows a higher oxygen
percentage than the set FIO2 on the air-entrainment device. Which of the following
could be the reason for this disparity?
A. depleted reservoir
B. clogged down tube in the nebulizer
C. kinked aerosol tubing
D. leak in the aerosol tubing - C
The respiratory therapist is performing a preoperational test of a ventilator. The
therapist notices the return volume is 200 mL less than the set tidal volume. The
therapist should
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