ARDS and Mechanical Ventilation Test Bank
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Exam 2: Mechanical Ventilation (NC... ARDS and Mechanical Ventilation Te... MED SURG 2 - RESP
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When the nurse is explaining ANS: C
respiratory failure to the
patient's family, what is the most
accurate description to use?
a. The absence of ventilation.
b. Any episode in which part of
the airway is obstructed.
c. Inadequate gas exchange to
meet the needs of the body.
d. An episode of acute
hypoxemia caused by a
pulmonary dysfunction.
Which diagnostic test will ANS: C
provide the nurse with the most Arterial blood gas (ABG) analysis is most useful in this setting
specific information to evaluate because ventilatory failure causes problems with CO2 retention,
the effectiveness of and ABGs give information about the PaCO2 and pH. The other
interventions for a patient with tests may also be done to help in assessing oxygenation or
ventilatory failure? determining the cause of the patient's ventilatory failure.
a. Chest x-ray
b. O2 saturation
c. Arterial blood gas analysis
d. Central venous pressure
monitoring
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,While caring for a patient who ANS: B
has been admitted with a Increasing O2 flowrate will usually improve O2 saturation in
pulmonary embolism, the nurse patients with ventilation-perfusion mismatch, as occurs with
notes a change in the patient's pulmonary embolism. Because the problem is with perfusion,
oxygen saturation (SpO2) from actions that improve ventilation, such as deep breathing and
94% to 88%. Which action should coughing, sitting upright, and suctioning, are not likely to
the nurse take? improve oxygenation.
a. Suction the patient's
oropharynx.
b. Increase the prescribed O2
flowrate.
c. Teach the patient to cough
and deep breathe.
d. Help the patient to sit in a
more upright position.
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A patient with respiratory failure ANS: B
has a respiratory rate of 6 The patient's lethargy, low respiratory rate, and SpO2 indicate the
breaths/min and an oxygen need for mechanical ventilation with ventilator-controlled
saturation (SpO2) of 78%. The respiratory rate. Giving high-flow O2 will not be helpful because
patient is increasingly lethargic. the patient's respiratory rate is so low. Insertion of a mini-
Which intervention will the nurse tracheostomy will promote removal of secretions, but it will not
anticipate? improve the patient's respiratory rate or oxygenation. CPAP
a. Administration of 100% O2 by requires that the patient initiate an adequate respiratory rate to
non-rebreather mask allow adequate gas exchange.
b. Endotracheal intubation and
positive pressure ventilation
c. Insertion of a mini-
tracheostomy with frequent
suctioning
d. Initiation of continuous
positive pressure ventilation
(CPAP)
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The oxygen saturation (SpO2) ANS: B
for a patient with left lower lobe The patient's assessment indicates that assisted coughing is
pneumonia is 90%. The patient needed to help remove secretions, which will improve
has wheezes and a weak cough oxygenation. A 4-hour rest period at this time may allow the O2
effort. Which action should the saturation to drop further. Humidification will not be helpful
nurse take? unless the secretions can be mobilized. Positioning on the left
a. Position the patient on the left side may cause a further decrease in oxygen saturation because
side. perfusion will be directed more toward the more poorly
b. Assist the patient with staged ventilated lung.
coughing.
c. Place a humidifier in the
patient's room.
d. Schedule a 4-hour rest period
for the patient.
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, A nurse is caring for a patient ANS: A
with right lower lobe pneumonia The patient should be positioned with the "good" lung in the
who is obese. Which position dependent position to improve the match between ventilation
will provide the best gas and perfusion. The obese patient's abdomen will limit respiratory
exchange? excursion when sitting in the high-Fowler's or tripod positions.
a. On the left side
b. On the right side
c. In the tripod position
d. In the high-Fowler's position
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When admitting a patient with ANS: A
possible respiratory failure and a Increasing somnolence will decrease the patient's respiratory
high PaCO2, which assessment rate and further increase the PaCO2 and respiratory failure.
information should be Rapid action is needed to prevent respiratory arrest. An SpO2 of
immediately reported to the 90%, weakness, and elevated blood pressure all require ongoing
health care provider? monitoring but are not indicators of possible impending
a. The patient appears respiratory arrest.
somnolent.
b. The patient reports feeling
weak.
c. The patient's blood pressure is
164/98.
d. The patient's oxygen
saturation is 90%.
A patient with acute respiratory ANS: A
distress syndrome (ARDS) and Gentamicin, which is one of the aminoglycoside antibiotics, is
acute kidney injury has several potentially nephrotoxic, and the nurse should clarify the drug
drugs prescribed. Which drug and dosage with the health care provider before administration.
should the nurse discuss with The other drugs are appropriate for the patient with ARDS.
the health care provider before
giving?
a. Gentamicin 60 mg IV
b. Pantoprazole (Protonix) 40
mg IV
c. Sucralfate (Carafate) 1 gram
per NG tube
d. Methylprednisolone (Solu-
Medrol) 60 mg IV
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