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Exam (elaborations)

NBRC Practice Test #2 Questions and Answers 100% PASS

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NBRC Practice Test #2 Questions and Answers 100% PASS

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NBRC
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Uploaded on
January 5, 2026
Number of pages
35
Written in
2025/2026
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NBRC Practice Test #2 Questions
and Answers 100% PASS

After a patient undergoes a thoracentesis, the respiratory therapist notes that the

obtained pleural fluid is clear with a slight straw color. This fluid is most likely the

result of




A. empyema.

B. congestive heart failure.

C. lung carcinoma.

D. hemothorax. - CORRECT ANSWER-Congestive Heart Failure

The respiratory therapist is calibrating a spirometer and checking the volume with

a 3.0 liter super syringe. the volumes recorded are 2.85L, 2.8L and 2.8L. Based

upon the information obtained, which of the following is a correct statement?




A. Another syringe needs to be used

B. Spirometer is accurate

,C. The plunger was advanced too slowly

D. Spirometer may have a leak - CORRECT ANSWER-D. Spirometer may have a

leak

Which of the following is an indication for high frequency jet ventilation?

A. Bronchopleural fistula

B. Wilson Mikity syndrome

C Necrotizing lesion of right lung

D. Centrilobular emphysema - CORRECT ANSWER-Bronchopleural Fistula

**(because it uses mean airway pressures & low tidal volumes to improve

oxygenation and we do not want to worsen bp fistula)

A 43 y/o female patient has just undergone a total abdominal hysterectomy. The pt

arrives in the post anesthesia care unit obtunded with minimal response to painful

stimulus. what treatment should the RT recommend for this pt? - CORRECT

ANSWER-Insert OPA (b/c they are unresponsive)

What is the normal VD/VT ratio for a patient breathing room air? - CORRECT

ANSWER-20-40%

All of the following could cause a patient's right-hemidiaphragm to be elevated,

EXCEPT:




COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED

,A. right lower lobe atelectasis

B. right side hyperlucency, absent vascular markings

C. hepatomegaly

D. right lower lobe consolidation with air bronchograms - CORRECT ANSWER-

B. right side hyperlucency, absent vascular markings (pneumothorax)

A 2 y/o child with croup has been intubated for 4 days with a 4mm ID uncuffed

ETT. Heated aerosol at an FiO2 of 30% has been delivered to the patient. The

physician asks the RT to evaluate the pt for possible extubation. Which of the

following would most likely indicate that the pt is ready for extubation?




A. Pt is making normal quiet ventilatory efforts

B. Negative sputum culture and sensitivity has been reported

C. Pt's ABG are within normal range

D. Breath sounds are heard around the tube on auscultation - CORRECT

ANSWER-D. Breath sounds are heard around the tube on auscultation

A pt is senn inthe ER for complaints of nausea and vomiting. A NGT has been

inserted and the pt is started on lasix. Which of the following should the RT

monitor?

, A. Cardiac enzymes

B. Serum electrolytes

C. ABG

D. Cell hydration level - CORRECT ANSWER-B. Serum electrolytes (because of

loss of fluids)

While instructing a pt prior to a vital capacity maneuver, the RT should direct the

pt to:




A. exhale to RV and inhale to IC

B. inhale to TLC then exhale to RV

C. exhale normally then inhale to TLC

D. inhale normally then exhale to FRC - CORRECT ANSWER-B. inhale to TLC

then exhale to RV

A 77 y/o male patient is admitted to the ER with shortness of breath, fine basilar

crackles, +2 pitting edema and a chest X-ray with a butterfly pattern. These results

are most consistent with which of the following?




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