TMC Practice Exam Questions
With 100%
Verified Answers Latest Update 2026
Graded A+
Which of the following would be the most appropriate
therapy for a dyspneic patient who has crepitus with tracheal
deviation to the left and absent breath sounds on the right?
A. Perform chest physiotherapy
B. Administer an IPPB treatment
C. Insert an endotracheal tube
D. Insert a chest tube
Insert a chest tube
A 55 year-old post cardiac surgery patient has the following
ABG results: pH 7.50, PaCO2 30 torr, PaO2 62 torr, HCO3 25
mEq/L, SaO2 92%, HB 14 g/dL, BE +2. Venous blood gas
results are pH 7.39, PvCO2 43 torr, PvO2 37 torr, and SvO2
66%. Calculate the patient's C(a-v)O2.
A. 2.5 vol%
B. 4.0 vol%
C. 5.0 vol%
D. 5.5 vol%
5.0 vol%
A patient on VC, SIMV with a VT of 500 mL has a PIP of 25 cm
H2O, Pplat of 15 cm H2O and PEEP of 5 cm H2O. What is the
patient's static lung compliance
,A. 25 mL/cm H2O
B. 35 mL/cm H2O
C. 45 mL/cm H2O
D. 50 mL/cm H2O
50 mL/cm H2O
Immediately after extubation of a patient in the ICU, the
respiratory therapist observes increasing respiratory
distress with intercostal retractions and marked stridor. The
SpO2 on 40% oxygen is noted to be 86%. Which of the
following would be most appropriate at this time?
A. cool mist aerosol treatment
B. aerosolized racemic epinephrine
C. manual ventilation with resuscitation bag and mask
D. reintubation
reintubation
Which of the following patients would most likely benefit
from pressure support ventilation?
A. An intubated patient with an absent respiratory drive.
B. A patient on SIMV with a set rate of 12/min and total rate of
24/min.
C. A patient with acute lung injury.
D. A patient who requires short-term post-operative
ventilatory support.
A patient on SIMV with a set rate of 12/min and total rate of
24/min.
A patient receiving mechanical ventilation has developed a
temperature of 99.9° F with purulent secretions over the last
12 hours. The respiratory therapist has also noted a steady
increase in peak inspiratory pressure. What initial
,recommendation should be made to address these changes?
A. Initiate bronchial hygiene therapy.
B. Obtain a sputum gram stain.
C. Administer IPV.
D. Insert a CASS tube.
Obtain a sputum gram stain.
Which of the following information may be obtained from a
FVC maneuver during bedside pulmonary function testing?
1. FEV1
2. PEFR
3. FRC
4. RV
1 and 2 only
The respiratory therapist is providing patient education for a
patient who is being discharged home on aerosol therapy.
The most important reason for the patient to follow the
recommended cleaning procedures using a vinegar/water
solution is that this solution will
A. sterilize the equipment.
B. retard bacterial growth.
C. kill all micro-organisms and spores.
D. extend the equipment life.
Retard bacterial growth
A patient who complains of dyspnea is noted to have a dry,
non-productive cough. On physical examination, breath
sounds are diminished on the right, tactile fremitus is
decreased and there is dullness to percussion over the right
lower lobe. The respiratory therapist should suspect that the
patient is suffering from
, A. pneumonia.
B. pulmonary embolism.
C. pleural effusion.
D. bronchiolitis.
pleural effusion
Which of the following suction catheters would be
appropriate to use for a patient with a size 8.0 mm ID
endotracheal tube?
A. 8 Fr
B. 10 Fr
C. 12 Fr
D. 14 Fr
12 Fr
A patient who is receiving continuous mechanical ventilation
is fighting the ventilator. His breath sounds are markedly
diminished on the left, there is dullness to percussion on the
left, and the trachea is shifted to the left. The most likely
explanation for the problem is that
A. the patient is disconnected from the ventilator.
B. the patient is experiencing diffuse bronchospasm.
C. the endotracheal tube has slipped into the right main stem
bronchus.
D. the patient has developed a left tension pneumothorax.
the endotracheal tube has slipped into the right main stem
bronchus
The respiratory therapist notes a developing hematoma after
an arterial blood gas was drawn from the right radial artery.
The immediate response is to
A. notify the charge nurse.
B. apply a pressure dressing.
With 100%
Verified Answers Latest Update 2026
Graded A+
Which of the following would be the most appropriate
therapy for a dyspneic patient who has crepitus with tracheal
deviation to the left and absent breath sounds on the right?
A. Perform chest physiotherapy
B. Administer an IPPB treatment
C. Insert an endotracheal tube
D. Insert a chest tube
Insert a chest tube
A 55 year-old post cardiac surgery patient has the following
ABG results: pH 7.50, PaCO2 30 torr, PaO2 62 torr, HCO3 25
mEq/L, SaO2 92%, HB 14 g/dL, BE +2. Venous blood gas
results are pH 7.39, PvCO2 43 torr, PvO2 37 torr, and SvO2
66%. Calculate the patient's C(a-v)O2.
A. 2.5 vol%
B. 4.0 vol%
C. 5.0 vol%
D. 5.5 vol%
5.0 vol%
A patient on VC, SIMV with a VT of 500 mL has a PIP of 25 cm
H2O, Pplat of 15 cm H2O and PEEP of 5 cm H2O. What is the
patient's static lung compliance
,A. 25 mL/cm H2O
B. 35 mL/cm H2O
C. 45 mL/cm H2O
D. 50 mL/cm H2O
50 mL/cm H2O
Immediately after extubation of a patient in the ICU, the
respiratory therapist observes increasing respiratory
distress with intercostal retractions and marked stridor. The
SpO2 on 40% oxygen is noted to be 86%. Which of the
following would be most appropriate at this time?
A. cool mist aerosol treatment
B. aerosolized racemic epinephrine
C. manual ventilation with resuscitation bag and mask
D. reintubation
reintubation
Which of the following patients would most likely benefit
from pressure support ventilation?
A. An intubated patient with an absent respiratory drive.
B. A patient on SIMV with a set rate of 12/min and total rate of
24/min.
C. A patient with acute lung injury.
D. A patient who requires short-term post-operative
ventilatory support.
A patient on SIMV with a set rate of 12/min and total rate of
24/min.
A patient receiving mechanical ventilation has developed a
temperature of 99.9° F with purulent secretions over the last
12 hours. The respiratory therapist has also noted a steady
increase in peak inspiratory pressure. What initial
,recommendation should be made to address these changes?
A. Initiate bronchial hygiene therapy.
B. Obtain a sputum gram stain.
C. Administer IPV.
D. Insert a CASS tube.
Obtain a sputum gram stain.
Which of the following information may be obtained from a
FVC maneuver during bedside pulmonary function testing?
1. FEV1
2. PEFR
3. FRC
4. RV
1 and 2 only
The respiratory therapist is providing patient education for a
patient who is being discharged home on aerosol therapy.
The most important reason for the patient to follow the
recommended cleaning procedures using a vinegar/water
solution is that this solution will
A. sterilize the equipment.
B. retard bacterial growth.
C. kill all micro-organisms and spores.
D. extend the equipment life.
Retard bacterial growth
A patient who complains of dyspnea is noted to have a dry,
non-productive cough. On physical examination, breath
sounds are diminished on the right, tactile fremitus is
decreased and there is dullness to percussion over the right
lower lobe. The respiratory therapist should suspect that the
patient is suffering from
, A. pneumonia.
B. pulmonary embolism.
C. pleural effusion.
D. bronchiolitis.
pleural effusion
Which of the following suction catheters would be
appropriate to use for a patient with a size 8.0 mm ID
endotracheal tube?
A. 8 Fr
B. 10 Fr
C. 12 Fr
D. 14 Fr
12 Fr
A patient who is receiving continuous mechanical ventilation
is fighting the ventilator. His breath sounds are markedly
diminished on the left, there is dullness to percussion on the
left, and the trachea is shifted to the left. The most likely
explanation for the problem is that
A. the patient is disconnected from the ventilator.
B. the patient is experiencing diffuse bronchospasm.
C. the endotracheal tube has slipped into the right main stem
bronchus.
D. the patient has developed a left tension pneumothorax.
the endotracheal tube has slipped into the right main stem
bronchus
The respiratory therapist notes a developing hematoma after
an arterial blood gas was drawn from the right radial artery.
The immediate response is to
A. notify the charge nurse.
B. apply a pressure dressing.
