TMC Practice
Comprehensive Resource To Help You Ace 2026-2027 Exams
Includes Frequently Tested Questions With ELABORATED
100% Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!! Current Update!!
1. A 60 year-old male is admitted to the ED with chest pain. The CBC and electrolytes are
normal. Troponin level is 0.4 ng/mL. The physician should report to the patient that he is
suffering from
A. pulmonary embolism.
B. gastroesophageal reflux.
C. myocardial infarction.
D. valvular stenosis. - Correct Answer: myocardial infarction.
2. A young healthy adult with complaints of intermittent wheezing is seen in the
pulmonary clinic. A pre/post bronchodilator spirometry reveals a normal study with no
reversibility. Which of the following should the RT recommend?
A. Helium dilution study
B. DLCO
C. Plethysmography
D. Bronchial provocation - Correct Answer: Bronchial provocation
3. Twenty-four hours after a patient was intubated, she develops a fever of 99.9°F, a right
lower lobe infiltrate, and her white blood cell count is 12,000 per mm3. The respiratory
therapist should recommend
A. antiviral therapy.
B. blood transfusion.
C. SABA by small volume nebulizer.
D. antibiotic therapy. - Correct Answer: antibiotic therapy.
,4. A tracheostomy tube has just been inserted percutaneously into a patient with a C3
fracture. How much air should the respiratory therapist initially inject into the cuff?
A. Enough to achieve a pressure of 25-35 cmH2O.
B. Enough to achieve a minimal occluding volume.
C. A minimum of 20 mL.
D. Until firm tension is felt in the pilot balloon. - Correct Answer: Enough to
achieve a pressure of 25-35 cmH2O.
5. All of the following conditions can be treated with hyperbaric oxygen (HBO) therapy
EXCEPT
A. carbon monoxide poisoning.
B. decompression sickness.
C. anaerobic infections.
D. pulmonary hypertension. - Correct Answer: pulmonary hypertension.
6. Which of the following factors are determinants of cardiac output?
A. ventricular filling and heart rate
B. stroke volume and heart rate
C. stroke volume and respiratory rate
D. heart rate and tidal volume - Correct Answer: stroke volume and heart rate
7. The following ABG results are reported for a patient in the ED on room air: pH 7.20;
PaCO2 24 torr; PaO2 95 torr; HCO3 8 mEq/L; SaO2 95%; BE -15 mEq/L. The respiratory
therapist should recommend
A. initiating oxygen therapy via nasal cannula at 4 L/min.
B. intubating and initiating mechanical ventilation.
C. administering sodium bicarbonate intravenously.
D. initiating non-invasive ventilation. - Correct Answer: administering sodium
bicarbonate intravenously.
8. The physician asks the respiratory therapist to set ventilator parameters that will deliver
the lowest peak inspiratory pressure possible. Which of the following inspiratory flow
patterns will enable the therapist to fulfill the physician's request?
A. Decelerating
, B. Square wave
C. Constant
D. Accelerating - Correct Answer: Decelerating
9. An intubated patient receiving 30% oxygen has a SpO2 of 80% and ETCO2 of 40 torr.
After administration of 50% oxygen for 30 minutes, the respiratory therapist notes that
the SpO2 rises to 98% and the ETCO2 remains stable at 40 torr. The major cause of
hypoxemia in this patient is
A. hypoventilation.
B. shunt.
C. ventilation/perfusion mismatch.
D. increased deadspace. - Correct Answer: ventilation/perfusion mismatch.
10. A 16 year-old patient with cystic fibrosis attends public high school. Which of the
following bronchial hygiene therapies would be most appropriate for this patient?
A. intrapulmonary percussive ventilation
B. dornase alpha therapy
C. vibratory / oscillatory PEP
D. postural drainage and manual percussion - Correct Answer: vibratory /
oscillatory PEP
11. A patient reports that he has difficulty breathing while lying in a supine position and
prefers to sleep sitting in a chair. The respiratory therapist should record this complaint
in the medical record as
A. orthopnea.
B. platypnea.
C. eupnea.
D. Kussmaul breathing. - Correct Answer: orthopnea.
12. A home care patient calls in the middle of the night and reports that the oxygen supply
tubing will not stay attached to her transtracheal catheter. The flow rate to the
transtracheal catheter is set at 0.5 L/min. The patient has attempted to flush the
catheter with saline and push a cleaning rod through it without success. The respiratory
therapist should instruct the patient to
, A. tape the connection securely.
B. increase the flow to the catheter.
C. decrease the flow to the catheter.
D. switch to a nasal cannula. - Correct Answer: switch to a nasal cannula.
13. A patient with copious amounts of secretions has required nasotracheal suctioning for
the past 36 hours and has now developed mild epistaxis. Which of the following should
the respiratory therapist recommend?
A. Insert a laryngeal mask airway (LMA) to facilitate suctioning.
B. Discontinue nasotracheal suctioning for 24 hours and reassess the patient.
C. Insert a nasopharyngeal airway after bleeding has been controlled.
D. Insert an oral endotracheal tube to allow for better airway access. - Correct
Answer: Insert a nasopharyngeal airway after bleeding has been controlled.
14. The most probable cause of air bronchograms and increased density on a chest x-ray is
A. pneumonia.
B. pulmonary edema.
C. pulmonary embolism.
D. pleural effusion. - Correct Answer: pneumonia.
15. A post-operative patient is receiving mechanical ventilation in the ICU at the following
settings: VC, A/C; VT 550 mL, respiratory rate 14/min, FIO2 0.50 and 10 cm H2O PEEP.
Bedside monitoring results demonstrate that the PvO2 is 35 mm Hg and the SpO2 is
90%. The patient is alert and oriented with stable vital signs. Which of the following
should the respiratory therapist recommend?
A. Decrease the PEEP.
B. Increase the FIO2.
C. Initiation diuretic therapy.
D. Continue to monitor closely. - Correct Answer: Increase the FIO2.
16. The primary source of infection in the health care setting is
A. use of medical equipment for multiple patients.
B. poor handwashing techniques of personnel.
C. food and/or water intake by the patient.
Comprehensive Resource To Help You Ace 2026-2027 Exams
Includes Frequently Tested Questions With ELABORATED
100% Correct COMPLETE SOLUTIONS
Guaranteed Pass First Attempt!! Current Update!!
1. A 60 year-old male is admitted to the ED with chest pain. The CBC and electrolytes are
normal. Troponin level is 0.4 ng/mL. The physician should report to the patient that he is
suffering from
A. pulmonary embolism.
B. gastroesophageal reflux.
C. myocardial infarction.
D. valvular stenosis. - Correct Answer: myocardial infarction.
2. A young healthy adult with complaints of intermittent wheezing is seen in the
pulmonary clinic. A pre/post bronchodilator spirometry reveals a normal study with no
reversibility. Which of the following should the RT recommend?
A. Helium dilution study
B. DLCO
C. Plethysmography
D. Bronchial provocation - Correct Answer: Bronchial provocation
3. Twenty-four hours after a patient was intubated, she develops a fever of 99.9°F, a right
lower lobe infiltrate, and her white blood cell count is 12,000 per mm3. The respiratory
therapist should recommend
A. antiviral therapy.
B. blood transfusion.
C. SABA by small volume nebulizer.
D. antibiotic therapy. - Correct Answer: antibiotic therapy.
,4. A tracheostomy tube has just been inserted percutaneously into a patient with a C3
fracture. How much air should the respiratory therapist initially inject into the cuff?
A. Enough to achieve a pressure of 25-35 cmH2O.
B. Enough to achieve a minimal occluding volume.
C. A minimum of 20 mL.
D. Until firm tension is felt in the pilot balloon. - Correct Answer: Enough to
achieve a pressure of 25-35 cmH2O.
5. All of the following conditions can be treated with hyperbaric oxygen (HBO) therapy
EXCEPT
A. carbon monoxide poisoning.
B. decompression sickness.
C. anaerobic infections.
D. pulmonary hypertension. - Correct Answer: pulmonary hypertension.
6. Which of the following factors are determinants of cardiac output?
A. ventricular filling and heart rate
B. stroke volume and heart rate
C. stroke volume and respiratory rate
D. heart rate and tidal volume - Correct Answer: stroke volume and heart rate
7. The following ABG results are reported for a patient in the ED on room air: pH 7.20;
PaCO2 24 torr; PaO2 95 torr; HCO3 8 mEq/L; SaO2 95%; BE -15 mEq/L. The respiratory
therapist should recommend
A. initiating oxygen therapy via nasal cannula at 4 L/min.
B. intubating and initiating mechanical ventilation.
C. administering sodium bicarbonate intravenously.
D. initiating non-invasive ventilation. - Correct Answer: administering sodium
bicarbonate intravenously.
8. The physician asks the respiratory therapist to set ventilator parameters that will deliver
the lowest peak inspiratory pressure possible. Which of the following inspiratory flow
patterns will enable the therapist to fulfill the physician's request?
A. Decelerating
, B. Square wave
C. Constant
D. Accelerating - Correct Answer: Decelerating
9. An intubated patient receiving 30% oxygen has a SpO2 of 80% and ETCO2 of 40 torr.
After administration of 50% oxygen for 30 minutes, the respiratory therapist notes that
the SpO2 rises to 98% and the ETCO2 remains stable at 40 torr. The major cause of
hypoxemia in this patient is
A. hypoventilation.
B. shunt.
C. ventilation/perfusion mismatch.
D. increased deadspace. - Correct Answer: ventilation/perfusion mismatch.
10. A 16 year-old patient with cystic fibrosis attends public high school. Which of the
following bronchial hygiene therapies would be most appropriate for this patient?
A. intrapulmonary percussive ventilation
B. dornase alpha therapy
C. vibratory / oscillatory PEP
D. postural drainage and manual percussion - Correct Answer: vibratory /
oscillatory PEP
11. A patient reports that he has difficulty breathing while lying in a supine position and
prefers to sleep sitting in a chair. The respiratory therapist should record this complaint
in the medical record as
A. orthopnea.
B. platypnea.
C. eupnea.
D. Kussmaul breathing. - Correct Answer: orthopnea.
12. A home care patient calls in the middle of the night and reports that the oxygen supply
tubing will not stay attached to her transtracheal catheter. The flow rate to the
transtracheal catheter is set at 0.5 L/min. The patient has attempted to flush the
catheter with saline and push a cleaning rod through it without success. The respiratory
therapist should instruct the patient to
, A. tape the connection securely.
B. increase the flow to the catheter.
C. decrease the flow to the catheter.
D. switch to a nasal cannula. - Correct Answer: switch to a nasal cannula.
13. A patient with copious amounts of secretions has required nasotracheal suctioning for
the past 36 hours and has now developed mild epistaxis. Which of the following should
the respiratory therapist recommend?
A. Insert a laryngeal mask airway (LMA) to facilitate suctioning.
B. Discontinue nasotracheal suctioning for 24 hours and reassess the patient.
C. Insert a nasopharyngeal airway after bleeding has been controlled.
D. Insert an oral endotracheal tube to allow for better airway access. - Correct
Answer: Insert a nasopharyngeal airway after bleeding has been controlled.
14. The most probable cause of air bronchograms and increased density on a chest x-ray is
A. pneumonia.
B. pulmonary edema.
C. pulmonary embolism.
D. pleural effusion. - Correct Answer: pneumonia.
15. A post-operative patient is receiving mechanical ventilation in the ICU at the following
settings: VC, A/C; VT 550 mL, respiratory rate 14/min, FIO2 0.50 and 10 cm H2O PEEP.
Bedside monitoring results demonstrate that the PvO2 is 35 mm Hg and the SpO2 is
90%. The patient is alert and oriented with stable vital signs. Which of the following
should the respiratory therapist recommend?
A. Decrease the PEEP.
B. Increase the FIO2.
C. Initiation diuretic therapy.
D. Continue to monitor closely. - Correct Answer: Increase the FIO2.
16. The primary source of infection in the health care setting is
A. use of medical equipment for multiple patients.
B. poor handwashing techniques of personnel.
C. food and/or water intake by the patient.
