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NBRC THERAPIST EXAM NEWEST 2024 A CTUAL EXAM 2
LATEST VERSIONS (VERSION A AND B) COMPLETE 240
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS ) |ALREADY GRADED A+
NBRC THERAPIST VERSION A
A 74-year-old female patient is admitted for management of community- acquired pneumonia. The patient's chest radiograph and CT scan show an RLL infiltrate with a nonloculated, significant pleural effusion on the right side.
Which of the following should the therapist anticipate?
- Echocardiogram
- Thoracentesis
- V̇/Q̇ scan
- Bronchoscopy - ANSWER- B. Thoracentesis
Which of the following is typically associated with bilateral, fluffy infiltrates on a chest radiograph?
- Pulmonary edema
- Neoplasm
- Pleural effusion
- Hemothorax - ANSWER- A. Pulmonary edema 1 / 4
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Which of the following should a respiratory therapist use to confirm the presence of auto-PEEP during VC ventilation?
- Square-wave inspiratory flow
- End-expiratory hold
- Plateau pressure
- PSV mode - ANSWER- B. End-expiratory hold
Which of the following best maintains airway patency during bag-mask ventilation in an unconscious patient?
- Cricoid pressure
- Oropharyngeal airway
- Trendelenburg position
- Neck hyperflexion - ANSWER- B. Oropharyngeal airway
Which of the following can result in an increase in PVR?
- Hyperoxia
- Hypovolemia
- Excessive PEEP
- Decreased cardiac output - ANSWER- C. Excessive PEEP
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Which of the following is a characteristic of pulse-dose oxygen- conserving devices?
- Flow is constant regardless of tubing length.
- Gas delivery is synchronized with the beginning of exhalation.
- It is preferred for patients who need more than 2 L/min of oxygen.
- Most of the oxygen delivery occurs during the first quarter of
inhalation. - ANSWER- D. Most of the oxygen delivery occurs during the first quarter of inhalation.
Which of the following best describes VC ventilation?
- Inspiration ends after delivery of a preset volume.
- Inspiration ends after the patient exhales a targeted volume.
- Pressure is held constant during inspiration until a preset volume is
- Pressure is held constant during inspiration until the patient exhales a
delivered.
targeted volume. - ANSWER- A. Inspiration ends after delivery of a preset volume.
A fixed-wing medical transport with an unpressurized cabin has ascended to 10,000 ft while transporting a patient with COPD. The patient is receiving nasal oxygen at 2 L/min and becomes agitated and confused.
A respiratory therapist should 3 / 4
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- Increase oxygen flow.
- Initiate mask CPAP.
- Recommend a diuretic.
- Recommend a sedative. - ANSWER- A. Increase oxygen flow.
A gas is saturated with 100% relative humidity at 32º C (89.6º F). After the gas cools to 27º C (80.6º F), which of the following is the best estimate of the relative humidity?
A. 90%
B. 100%
C. 70%
D. 80% - ANSWER- B. 100%
The following data are obtained for an adult patient:
FIO2 1.0VD/VT 0.45Respiratory exchange rate 0.8PB 747 mm Hg pH 7.42PaCO2 38 mm HgPaO2 152 mm HgHCO3- 25 mEq/LBE +1 mEq/LSaO2 (meas) 99%
What is the P(A-a)O2 (mm Hg)?
- 550
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