Lindsey Jones TMC Exam A Q&As
(Verified Answers) 2026
A patient receiving mechanical ventilation has received Halcion in the last twenty
minutes. The physician orders the institution of spontaeneous breathing trials to
commence immediately. Which of the following medications would be most
helpful to the patient?
A. Valium
B. Romazicon (Flumazenil)
✅
C. Morphine sulfate
D. Meperidine - correct answer Answer: B. Romazicon (Flumazenil)
In preparation for ventilator weaning the physician requests a VD/VT ratio
assessment. Which of the following is needed to determine the deadspace-tidal
volume ratio?
A. arterial blood gases and capnographic data
B. single breath nitrogen elimination and capnographic data
✅
C. helium dilution study and single breath nitrogen elimination
D. helium dilution study and an arterial blood gas - correct answer Answer: A.
arterial blood gases and capnographic data
A respiratory therapist is determining a VD/VT ratio. Which of the following is
needed to complete this analysis?
A. VT and VA
B. PetCO2 and PaCO2
✅
C. FIO2 and PaO2
D. PECO2 and PaO2 - correct answer Answer: B. PetCO2 and PaCO2
,Lindsey Jones TMC Exam A Q&As
(Verified Answers) 2026
Which of the following is LEAST likely to promote the spread of nosocomial
infection in a hospital?
A. use of unit dose medication
B. poor hand washing among staff
✅
C. changing small volume nebulizer equipment every 48 hours
D. frequent disconnection of a ventilator circuit - correct answer Answer: A.
use of unit dose medication
Which of the following can be used to estimate the level of Hemoglobin?
A. PAO2
B. C(a-v)O2
✅
C. RBC
D. Theophylline level - correct answer Answer: C. RBC
Which of the following alarms would be most important for a patient receiving
positive pressure ventilation by a pressure-cycled ventilator?
A. low FIO2
B. I:E ratio
✅
C. high pressure
D. low volume - correct answer Answer: D. low volume
Patients with large necks who experience frequent dislodging of their
tracheostomy tubes need (a)
A. shorter tracheostomy tube
,Lindsey Jones TMC Exam A Q&As
(Verified Answers) 2026
B. nasal intubation
✅
C. longer tracheostomy tube
D. larger tracheostomy tube - correct answer Answer: B. nasal intubation
Which of the following would be most effective at resolving a humidity deficit for
a patient who is intubated with an 8.0-mm endotracheal tube?
A. concha heated humidifier
B. HME
✅
C. large volume nebulizer
D. bubble humidifier - correct answer Answer: A. concha heated humidifier
A patient with suspected myasthenia gravis in the emergency room should receive
which of the following to confirm a diagnosis?
A. Neostigmine
B. Meperidine (Demerol)
✅
C. Edrophonium Bromide
D. Norcuron - correct answer Answer: C. Edrophonium Bromide
Which of the following is an important action when drawing an arterial blood gas
sample?
A. Compress the site prior to puncture
B. Use an 16 gauge needle
C. run the sample within 15 minutes
, Lindsey Jones TMC Exam A Q&As
(Verified Answers) 2026
✅
D. Choose a radial site with adequate ulnar circulation - correct answer
Answer: D. Choose a radial site with adequate ulnar circulation
Which of the following would be most helpful for a patient with fixed upper
airway obstruction?
A. beta II agonist medication
B. aerosolized epinephrine
✅
C. heliox therapy
D. corticosteroids - correct answer Answer: C. heliox therapy
Which of the following oxygen modalities would be appropriate for a 220-lb (100-
kg) male with diabetic ketoacidosis who requires 40% supplemental oxygen?
A. air-entrainment mask
B. simple mask
✅
C. nasal cannula
D. non-rebreathing mask - correct answer Answer: A. air-entrainment mask
While administering a treatment with Albuterol to a patient with COPD, the
therapist notes a sudden change in the patient's color to marked cyanosis. The
patient appears apneic and the heart rate on the pulse oximeter indicates 30/min.
The therapist should FIRST
A. begin mouth-to-mouth resuscitation
B. go get help
C. administer oxygen by non-rebreathing mask
(Verified Answers) 2026
A patient receiving mechanical ventilation has received Halcion in the last twenty
minutes. The physician orders the institution of spontaeneous breathing trials to
commence immediately. Which of the following medications would be most
helpful to the patient?
A. Valium
B. Romazicon (Flumazenil)
✅
C. Morphine sulfate
D. Meperidine - correct answer Answer: B. Romazicon (Flumazenil)
In preparation for ventilator weaning the physician requests a VD/VT ratio
assessment. Which of the following is needed to determine the deadspace-tidal
volume ratio?
A. arterial blood gases and capnographic data
B. single breath nitrogen elimination and capnographic data
✅
C. helium dilution study and single breath nitrogen elimination
D. helium dilution study and an arterial blood gas - correct answer Answer: A.
arterial blood gases and capnographic data
A respiratory therapist is determining a VD/VT ratio. Which of the following is
needed to complete this analysis?
A. VT and VA
B. PetCO2 and PaCO2
✅
C. FIO2 and PaO2
D. PECO2 and PaO2 - correct answer Answer: B. PetCO2 and PaCO2
,Lindsey Jones TMC Exam A Q&As
(Verified Answers) 2026
Which of the following is LEAST likely to promote the spread of nosocomial
infection in a hospital?
A. use of unit dose medication
B. poor hand washing among staff
✅
C. changing small volume nebulizer equipment every 48 hours
D. frequent disconnection of a ventilator circuit - correct answer Answer: A.
use of unit dose medication
Which of the following can be used to estimate the level of Hemoglobin?
A. PAO2
B. C(a-v)O2
✅
C. RBC
D. Theophylline level - correct answer Answer: C. RBC
Which of the following alarms would be most important for a patient receiving
positive pressure ventilation by a pressure-cycled ventilator?
A. low FIO2
B. I:E ratio
✅
C. high pressure
D. low volume - correct answer Answer: D. low volume
Patients with large necks who experience frequent dislodging of their
tracheostomy tubes need (a)
A. shorter tracheostomy tube
,Lindsey Jones TMC Exam A Q&As
(Verified Answers) 2026
B. nasal intubation
✅
C. longer tracheostomy tube
D. larger tracheostomy tube - correct answer Answer: B. nasal intubation
Which of the following would be most effective at resolving a humidity deficit for
a patient who is intubated with an 8.0-mm endotracheal tube?
A. concha heated humidifier
B. HME
✅
C. large volume nebulizer
D. bubble humidifier - correct answer Answer: A. concha heated humidifier
A patient with suspected myasthenia gravis in the emergency room should receive
which of the following to confirm a diagnosis?
A. Neostigmine
B. Meperidine (Demerol)
✅
C. Edrophonium Bromide
D. Norcuron - correct answer Answer: C. Edrophonium Bromide
Which of the following is an important action when drawing an arterial blood gas
sample?
A. Compress the site prior to puncture
B. Use an 16 gauge needle
C. run the sample within 15 minutes
, Lindsey Jones TMC Exam A Q&As
(Verified Answers) 2026
✅
D. Choose a radial site with adequate ulnar circulation - correct answer
Answer: D. Choose a radial site with adequate ulnar circulation
Which of the following would be most helpful for a patient with fixed upper
airway obstruction?
A. beta II agonist medication
B. aerosolized epinephrine
✅
C. heliox therapy
D. corticosteroids - correct answer Answer: C. heliox therapy
Which of the following oxygen modalities would be appropriate for a 220-lb (100-
kg) male with diabetic ketoacidosis who requires 40% supplemental oxygen?
A. air-entrainment mask
B. simple mask
✅
C. nasal cannula
D. non-rebreathing mask - correct answer Answer: A. air-entrainment mask
While administering a treatment with Albuterol to a patient with COPD, the
therapist notes a sudden change in the patient's color to marked cyanosis. The
patient appears apneic and the heart rate on the pulse oximeter indicates 30/min.
The therapist should FIRST
A. begin mouth-to-mouth resuscitation
B. go get help
C. administer oxygen by non-rebreathing mask
