Oxygen therapy is prescribed for a patient who is brought to an emergency department in the early stages of hypoxia. When assessing this patient, the nurse should expect to find which of the following clinical indicators?

Decreased respiratory rate

Cyanosis

Elevated blood pressure

Peripheral edema

Elevated blood pressure

A patient admitted with community-acquired pneumonia has been receiving oxygen therapy for several days. Which of the following assessment findings indicates an adverse effect of oxygen therapy?

Elevated heart rate

Copious respiratory secretions

Cracks in the oral mucosa

Poor skin turgor

Cracks in the oral mucosa

A nurse is providing discharge teaching to a patient who will continue oxygen therapy at home. The nurse should instruct the patient that turning the knob on the oxygen flow meter all the way to the right...

provides a minimal oxygen flow.

stops the flow of oxygen.

provides the maximal oxygen flow.

starts the flow of oxygen.

stops the flow of oxygen.

A patient who is prescribed oxygen therapy 24hr/day is concerned about being confined to bed. Which of the following should the nurse do to provide mobility for this patient?

Make sure the patient has up to 50 feet of connecting tubing.

Suggest rest periods between activities of daily living.

Allow the patient to remove the oxygen-delivery device periodically.

Make sure the patient has up to 50 feet of connecting tubing.

A nurse is caring for a critically ill patient with COPD who requires delivery of a precise concentration of oxygen. Which of the following types of oxygen-delivery device is indicated for this patient?

Simple face mask

Venturi mask

Face tent

Nasal cannula

Venturi mask

A nurse should recognize that which of the following is an indication for oxygen therapy?

Respiratory rate 32/min; anxiety

Chest pain; FiO₂ 65% for 4 days

Dyspnea; PaO₂ 90 mm Hg

Tachypnea; SaO₂ 90%

Tachypnea; SaO₂ 90%

A patient has been receiving oxygen PRN via nasal cannula for 4 hr. Which of the following assessment findings helps indicate that oxygen therapy has been effective?

SaO₂ 90%

Cardiac output 5.6 L/min

Respiratory rate 14/min

PaCO₂ 68 mm Hg

Respiratory rate 14/min

A nurse is caring for a patient who has a tracheostomy. Which of the following must the nurse use when administering oxygen to this patient?

A tracheostomy collar

An inner tracheostomy cannula

An aerosol mask

Distilled water for humidification

A tracheostomy collar

A nurse is caring for a patient who is dyspneic and slightly cyanotic, with a respiratory rate of 28/min. The nurse determines that the patient has impaired gas exchange during which of the following phases of the nursing process?

Diagnosis

Planning

Evaluation

Assessment

Diagnosis

A home health nurse is instructing a patient who has just started receiving oxygen therapy via mask. The nurse should emphasize that the patient must

clean the mask with soapy water every other day.

reposition the elastic band frequently.

apply petroleum jelly around and inside the nares.

make sure there is adequate condensation in the tubing.

reposition the elastic band frequently.

Administering oxygen therapy with a nonrebreather mask has which of the following advantages?

Offers the highest oxygen concentration of the low-flow systems

Is designed for safety once the mask's valves and flaps are sealed

Provides oxygen concentrations of 40% to 60%

Incorporates a design that requires minimal monitoring of the patient

Offers the highest oxygen concentration of the low-flow systems