NBRC TMC PRACTICE TEST WITH ACTUAL
EXAM WITH QUESTIONS AND CORRECT
ANSWERS||2026-2027 NBRC MOCK TMC EXAM
REVIEW GRADED A+
A post-op adult patient achieved an inspiratory capacity of 1800
cc with an incentive spirometer prior to surgery. After the surgery,
the patient appears to be confused on how to use the incentive
spirometer. The therapist notes the patient is having difficulty
getting the balls to rise. The therapist should
A. switch to a volume-type device
B. coach the patient more diligently
C. assess the patient for the cause of the confusion
D. administer oxygen at 5 L/min nasal cannula The Correct
Answer is : A
For which of the following conditions is PEP therapy most
beneficial?
A. pneumonia
B. myasthenia gravis
C. ARDS
D. Postoperative recovery The Correct Answer is : A
,Which of the following is associated with hypokalemia?
A. inverted P waves
B. flattened T waves
C. respiratory acidosis
D. significant Q waves The Correct Answer is : B
Which of the following equations would determine cardiac index?
A. C.O. / ejection fraction
B. stroke volume x heart rate
C. C.O. x BSA
D. C.O. / BSA The Correct Answer is : D
While running quality control material through a blood gas
analyzer, the therapist notes that 4 consecutive data points are
beyond 2 SD from the mean. The therapist will
A. monitor the machine closely for several days
B. report the problem to the medical director
C. remove the machine from service
D. continue running quality control material until corrected The
Correct Answer is : C
Which of the following chest radiograph observations is most
closely associated with pleural effusion?
,A. reticulogranular pattern
B. concave interface border
C. complete opacification
D. tree-in-winter pattern The Correct Answer is : B
Which of the following exams provides the best diagnostic
information for an obstructive defect in a COPD patient?
A. DLCO
B. Fev1/FVC%
C. SVC
D. FEF200-1200 The Correct Answer is : B
A febrile patient has the following blood gas results: (results are
not corrected for temperature)
pH 7.35
PaCO2 44 mmHg
PaO2 28 mmHg
HCO3- 24 mEq/L BE 0 mEq/L
O2 Sat 90%
Which of the following requires attention?
A. Clark electrode
B. Sanz electrode
C. spectrophotometer
, D. Severinghaus electrode The Correct Answer is : A
A patient receiving oxygen at home via a molecular sieve device
complains that he is not feeling any oxygen coming from the
cannula. The respiratory therapist should
A. inform the patient that this finding is normal
B. have the patient utilize portable oxygen until the oxygen
concentrator is examined
C. instruct the patient to do a flow check/calibration of the
concentrator
D. instruct the patient to call the manufacturer of the concentrator
The Correct Answer is : B
A patient with a confirmed pulmonary embolism is receiving
oxygen by non-rebreathing mask. When oxygen therapy was
initiated, the reservoir collapsed completely with each breath.
Thirty minutes later the reservoir bag collapses only partially with
each breath. Respiratory rate has fallen from 28/min to 10/min.
The therapist should respond by
A. increasing flow to the NRB mask
B. beginning mechanical ventilation
C. continuing current therapy
D. assisting ventilation with a manual resuscitator The Correct
Answer is : C
EXAM WITH QUESTIONS AND CORRECT
ANSWERS||2026-2027 NBRC MOCK TMC EXAM
REVIEW GRADED A+
A post-op adult patient achieved an inspiratory capacity of 1800
cc with an incentive spirometer prior to surgery. After the surgery,
the patient appears to be confused on how to use the incentive
spirometer. The therapist notes the patient is having difficulty
getting the balls to rise. The therapist should
A. switch to a volume-type device
B. coach the patient more diligently
C. assess the patient for the cause of the confusion
D. administer oxygen at 5 L/min nasal cannula The Correct
Answer is : A
For which of the following conditions is PEP therapy most
beneficial?
A. pneumonia
B. myasthenia gravis
C. ARDS
D. Postoperative recovery The Correct Answer is : A
,Which of the following is associated with hypokalemia?
A. inverted P waves
B. flattened T waves
C. respiratory acidosis
D. significant Q waves The Correct Answer is : B
Which of the following equations would determine cardiac index?
A. C.O. / ejection fraction
B. stroke volume x heart rate
C. C.O. x BSA
D. C.O. / BSA The Correct Answer is : D
While running quality control material through a blood gas
analyzer, the therapist notes that 4 consecutive data points are
beyond 2 SD from the mean. The therapist will
A. monitor the machine closely for several days
B. report the problem to the medical director
C. remove the machine from service
D. continue running quality control material until corrected The
Correct Answer is : C
Which of the following chest radiograph observations is most
closely associated with pleural effusion?
,A. reticulogranular pattern
B. concave interface border
C. complete opacification
D. tree-in-winter pattern The Correct Answer is : B
Which of the following exams provides the best diagnostic
information for an obstructive defect in a COPD patient?
A. DLCO
B. Fev1/FVC%
C. SVC
D. FEF200-1200 The Correct Answer is : B
A febrile patient has the following blood gas results: (results are
not corrected for temperature)
pH 7.35
PaCO2 44 mmHg
PaO2 28 mmHg
HCO3- 24 mEq/L BE 0 mEq/L
O2 Sat 90%
Which of the following requires attention?
A. Clark electrode
B. Sanz electrode
C. spectrophotometer
, D. Severinghaus electrode The Correct Answer is : A
A patient receiving oxygen at home via a molecular sieve device
complains that he is not feeling any oxygen coming from the
cannula. The respiratory therapist should
A. inform the patient that this finding is normal
B. have the patient utilize portable oxygen until the oxygen
concentrator is examined
C. instruct the patient to do a flow check/calibration of the
concentrator
D. instruct the patient to call the manufacturer of the concentrator
The Correct Answer is : B
A patient with a confirmed pulmonary embolism is receiving
oxygen by non-rebreathing mask. When oxygen therapy was
initiated, the reservoir collapsed completely with each breath.
Thirty minutes later the reservoir bag collapses only partially with
each breath. Respiratory rate has fallen from 28/min to 10/min.
The therapist should respond by
A. increasing flow to the NRB mask
B. beginning mechanical ventilation
C. continuing current therapy
D. assisting ventilation with a manual resuscitator The Correct
Answer is : C
