Which of the following strategies are useful in the management of shunt? positive end expiratory pressurepermissive hypercapniacontrol of membrane permeability

A physician would like to assess a patient’s respiratory muscle strength. Which of the following procedures would you recommend? maximum voluntary ventilation (MVV)forced vital capacity (FVC)respiratory rate (RR)maximum inspiratory pressure (MIP)

Which of the following statements is FALSE when obtaining sputum sample?

You hear a cod blue called for room 501. On your way to the room, you remember this patient’s history: a partial laryngecotomy tube inserted approximately 3 months ago. How will you proceed to assist with the resuscitation procdure?

Beneficial physiological effects of positive end expiratory pressure (PEEP) include which of the following? increased PaO2 for a given FiO2increased lung compliance (CL)decreased shunt fractionincreased functional residual capacity

A respiratory therapist is called to the ED to assist with the intubation of an alert, agitated patient in respiratory failure. Two intubation attempts were unsuccessful. In addition to a neuromuscular blockade, which of the following drugs will best facilitate intubation?

Moderate rises in pleural pressure during positive-pressure ventilation have a minimum effect on cardiac output in normal subjects. What are some reasons for this lack of effect? compensatory dilation of the large arteriescompensatory increase in venomotor tonecompensatory increase in the cardiac rate

You are preparing a respiratory care plan to minimize or prevent trauma caused by artificial tracheal airways. Which of the following would least likely reach this goal?

What are some sources of increased work of breathing in intubated patients? a small endotracheal tube sizean HMEauto-PEEP

You have been asked to monitor a patient who has just been extubated. Which of the following parameters would you monitor? breathing patternbreath soundsSpO2voice / phonation