Inhalation of dry gases can do which of the following?1. increase viscosity of secretions2. impair mucociliary motility3. increase airway irritability

Which of the following should be used for high-level disinfection of nondisposable ventilator tubing?

Which of the following is TRUE about the use of ribavirin?1. It is used as an antiviral agent against respiratory syncytial virus.2. It is delivered via a Respirgard unit.3. Adverse effects include skin rash, conjunctivitis, and eyelid erythema.4. It can occlude endotracheal tube and ventilator exhalation valves.

A 58-year-old patient had an exacerbation of his COPD related to spring allergies. As he is being prepared for discharge from the hospital, what should the respiratory therapist recommend?

For which of the following patients might you recommend bland aerosol therapy administration?1. patient with upper airway edema2. patient with a bypassed upper airway3. patient who must provide a sputum specimen

The amount of condensation occurring in a heated, humidified gas delivery system depends on which of the following?1. length, diameter, and mass of the circuit2. temperature differential along the circuit3. ambient temperature4. rate of gas flow through the circuit

Indications for warming inspired gases include which of the following:

Which of the following would indicate that administration of a bland water aerosol to a patient with post-extubation upper airway edema was having the desired effect?1. decreased work of breathing2. improved vital signs3. decreased stridor or dyspnea4. improved oxygen saturation

Interpret the following blood gas drawn from a patient who is breathing 21% O2: PaO2, 117 torr; SaO2, 98%; pH, 7.57; PaCO2, 20 torr; bicarbonate, 24 mEq/L; and base excess, +1 mEq/L.    I.Normal oxygenation    II.Excessively corrected hypoxemia    III.Uncompensated respiratory alkalosis    IV.Uncompensated metabolic acidosis    V.Compensated respiratory and metabolic alkalosis

After use of a mechanical ventilator has been discontinued, what is the best method to sterilize the reusable main-flow bacteria filter?