CMSRN Respiratory and Pulmonary Care 3

Question 1

A patient develops stridor after extubation. What is the priority nursing action?

Accepted Answer

Notify the physician and prepare for possible reintubation

Answer

Administer oral fluids to soothe the airway

Answer

Place the patient in the Trendelenburg position

Answer

Obtain an arterial blood gas immediately

Question 2

Which sign is an early indicator of hypoxemia in an adult patient?

Accepted Answer

Restlessness and anxiety

Answer

Cyanosis

Answer

Bradycardia

Answer

Decreased respiratory rate

Question 3

A patient is on continuous pulse oximetry and has an SpO2 reading of 99% but appears pale and is confused. What should the nurse consider?

Accepted Answer

The probe may be on a poorly perfused site, leading to inaccurate reading

Answer

The SpO2 is accurate and no further action is needed

Answer

Increase FiO2 immediately

Answer

Document findings and reassess in 2 hours

Question 4

When teaching a patient with newly diagnosed COPD about breathing techniques, the nurse should emphasize:

Accepted Answer

Pursed-lip breathing to prevent airway collapse

Answer

Rapid shallow breathing to conserve energy

Answer

Valsalva maneuver during exertion

Answer

Mouth breathing at all times

Question 5

A patient with acute respiratory distress syndrome (ARDS) is on a ventilator. Which ventilation strategy is recommended to prevent ventilator-induced lung injury?

Accepted Answer

Low tidal volumes of 6 mL/kg ideal body weight

Answer

High tidal volumes of 10–12 mL/kg

Answer

CPAP only without mechanical ventilation

Answer

Volume-controlled ventilation at 500 mL regardless of weight

Question 6

The nurse assesses a patient and hears diminished breath sounds at the bases bilaterally with fine crackles. This finding is most consistent with:

Accepted Answer

Pulmonary edema or early pneumonia

Answer

Pleural effusion on one side

Answer

Normal post-operative breath sounds

Answer

Tension pneumothorax