CRITICAL CARE EXAM zm zm
Exam Solution
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TMC_NBRC_B 2026 A+ GRADE ASSURED COMPLETE SO zm zm zm zm zm zm
LUTIONS AND VERIFIED ANSWERS (8C2A6) zm zm zm zm
QUESTION 1 zm
1. A patient with a PBW of 55 kg (121 lb) is receiving VC, A/C ventilation. Ventilator s
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ettings and blood gas analysis results are: FIO2 0.70 Mandatory rate 14 VT 350 mL PE
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EP 5 cm H2O pH 7.35 PaCO2 35 mm Hg PaO2 40 mm Hg HCO3- 19 mEq/L BE -
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6 mEq/L SO2 (calc) 74% A respiratory therapist should recommend
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ANSWER
increasing to 10 cm H2O PEEP. zm zm zm zm zm
QUESTION 2 zm
2. When instructing a patient on the administration of umeclidinium/vilanterol (Anor
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o Ellipta), which of the following is most important to emphasize?
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ANSWER
Breathe in fast and deep.
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QUESTION 3 zm
3. Following placement of a tracheostomy tube for long-
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term mechanical ventilation, which of the following patient positions best prevents ve
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ntilator-associated pneumonia? zm
ANSWER
semi-Fowler
QUESTION 4 zm
4.Which of the following is used to monitor the partial pressure of transcutaneouscar
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bon dioxide?zm
,ANSWER
Stow-Severinghaus electrode zm
QUESTION 5 zm
5. An adult patient requires frequent blood sampling and medication administrationst
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hrough an IV for 1 month. The preferred vascular access is a
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ANSWER
peripherally inserted central catheter.zm zm zm
QUESTION 6 zm
6. A 170-cm (5-ft 7-in), 69-kg (152-
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lb) male with ARDS has the following ABGanalysis results: pH 7.37 PCO2 43 mm HgPO
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2 95 mm HgHCO3- 25 mEq/L BE -
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1 mEq/L SO2 (calc) 97% The patient is receiving VC, A/C ventilation with the followin
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g settings: FIO2 0.70 Mandatory rate 12 VT 450 mL PEEP 8 cm H2O Which of the follo
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wing is most appropriate?
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ANSWER
Decrease the FIO2 to 0.60. zm zm zm zm
QUESTION 7 zm
7. A 68-year-old patient who is post-
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CABG was extubated 4 hours ago and complains of increasing shortness of breath. Bre
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ath sounds are decreased over the right lung field. The following data are available w
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hile the patient receives 4-
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L oxygen by nasal cannula: HR 103/min RR 27/min BP 155/90 mm Hg SpO2 90% Whi
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ch of the following studies should a respiratory therapist recommend FIRST?
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ANSWER
chest radiographzm
QUESTION 8 zm
8. Which of the following techniques is preferred for a quadriplegic patient having diff
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iculty expectorating secretions?
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ANSWER
abdominal thrust zm
, QUESTION 9 zm
9. A patient with a history of hypertension was awakened by cough and shortness of
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breath. He has fine inspiratory crackles bilaterally. Which of the following should a re
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spiratory therapist recommend? zm zm
ANSWER
furosemide (Lasix) zm
QUESTION 10 zm
10. The preferred suction device to remove large amounts of secretions from the oral
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cavity of an adult patient is a
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ANSWER
Yankauer device zm
QUESTION 11 zm
11. A respiratory therapist examines a patient and notes coarse crackles over both lu
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ng fields. Which of the following does this most likely indicate?
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ANSWER
secretions
QUESTION 12 zm
12. A 63-year-
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old patient with COPD is seen in the pulmonary clinic for a routine appointment. The
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analysis results of an ABG sample drawn while the patient is breathing air are: pH 7.4
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0 PCO2 57 mm Hg PO2 42 mm Hg HCO3-
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35 mEq/L BE +8 mEq/L SO2 (calc) 77% Which of the following is the most appropria
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te NEXT step?
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ANSWER
Initiate supplemental oxygen.
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QUESTION 13 zm
13. A 74-year-old female patient is admitted for management of community-
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acquiredpneumonia. The patient's chest radiograph and CT scan show an RLL infiltrat zm zm zm zm zm zm zm zm zm zm zm
Exam Solution
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TMC_NBRC_B 2026 A+ GRADE ASSURED COMPLETE SO zm zm zm zm zm zm
LUTIONS AND VERIFIED ANSWERS (8C2A6) zm zm zm zm
QUESTION 1 zm
1. A patient with a PBW of 55 kg (121 lb) is receiving VC, A/C ventilation. Ventilator s
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ettings and blood gas analysis results are: FIO2 0.70 Mandatory rate 14 VT 350 mL PE
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EP 5 cm H2O pH 7.35 PaCO2 35 mm Hg PaO2 40 mm Hg HCO3- 19 mEq/L BE -
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6 mEq/L SO2 (calc) 74% A respiratory therapist should recommend
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ANSWER
increasing to 10 cm H2O PEEP. zm zm zm zm zm
QUESTION 2 zm
2. When instructing a patient on the administration of umeclidinium/vilanterol (Anor
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o Ellipta), which of the following is most important to emphasize?
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ANSWER
Breathe in fast and deep.
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QUESTION 3 zm
3. Following placement of a tracheostomy tube for long-
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term mechanical ventilation, which of the following patient positions best prevents ve
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ntilator-associated pneumonia? zm
ANSWER
semi-Fowler
QUESTION 4 zm
4.Which of the following is used to monitor the partial pressure of transcutaneouscar
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bon dioxide?zm
,ANSWER
Stow-Severinghaus electrode zm
QUESTION 5 zm
5. An adult patient requires frequent blood sampling and medication administrationst
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hrough an IV for 1 month. The preferred vascular access is a
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ANSWER
peripherally inserted central catheter.zm zm zm
QUESTION 6 zm
6. A 170-cm (5-ft 7-in), 69-kg (152-
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lb) male with ARDS has the following ABGanalysis results: pH 7.37 PCO2 43 mm HgPO
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2 95 mm HgHCO3- 25 mEq/L BE -
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1 mEq/L SO2 (calc) 97% The patient is receiving VC, A/C ventilation with the followin
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g settings: FIO2 0.70 Mandatory rate 12 VT 450 mL PEEP 8 cm H2O Which of the follo
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wing is most appropriate?
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ANSWER
Decrease the FIO2 to 0.60. zm zm zm zm
QUESTION 7 zm
7. A 68-year-old patient who is post-
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CABG was extubated 4 hours ago and complains of increasing shortness of breath. Bre
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ath sounds are decreased over the right lung field. The following data are available w
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hile the patient receives 4-
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L oxygen by nasal cannula: HR 103/min RR 27/min BP 155/90 mm Hg SpO2 90% Whi
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ch of the following studies should a respiratory therapist recommend FIRST?
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ANSWER
chest radiographzm
QUESTION 8 zm
8. Which of the following techniques is preferred for a quadriplegic patient having diff
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iculty expectorating secretions?
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ANSWER
abdominal thrust zm
, QUESTION 9 zm
9. A patient with a history of hypertension was awakened by cough and shortness of
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breath. He has fine inspiratory crackles bilaterally. Which of the following should a re
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spiratory therapist recommend? zm zm
ANSWER
furosemide (Lasix) zm
QUESTION 10 zm
10. The preferred suction device to remove large amounts of secretions from the oral
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cavity of an adult patient is a
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ANSWER
Yankauer device zm
QUESTION 11 zm
11. A respiratory therapist examines a patient and notes coarse crackles over both lu
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ng fields. Which of the following does this most likely indicate?
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ANSWER
secretions
QUESTION 12 zm
12. A 63-year-
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old patient with COPD is seen in the pulmonary clinic for a routine appointment. The
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analysis results of an ABG sample drawn while the patient is breathing air are: pH 7.4
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0 PCO2 57 mm Hg PO2 42 mm Hg HCO3-
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35 mEq/L BE +8 mEq/L SO2 (calc) 77% Which of the following is the most appropria
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te NEXT step?
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ANSWER
Initiate supplemental oxygen.
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QUESTION 13 zm
13. A 74-year-old female patient is admitted for management of community-
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acquiredpneumonia. The patient's chest radiograph and CT scan show an RLL infiltrat zm zm zm zm zm zm zm zm zm zm zm
