While at the bedside of a patient receiving volume control ventilation, you
suddenly notice the simultaneous sounding of the high pressure and low
volume alarms. Which of following is the most likely cause of this problem?
- ANS ✓a mucous plug in the ET tube
While feeling a patient's radial pulse, you note that the pulse feels bounding
and full. Which of the following conditions would likely be the cause of this
finding? - ANS ✓hypertension
The physician calls you over to examine the ABG results of a 52 kg female
patient who is receiving volume control A/C ventilation. Currently the
patient has a tidal volume of 400 mL, rate of 10/min, and 35% O2. Her
blood gas results are as follows: pH 7.31 PaCO2 49 torr HCO3 24 mEq/L BE -
2 mEq/L PaO2 74 torr SaO2 95% Based on these values, which of the
following changes is appropriate? - ANS ✓increase the set rate
Your patient has a large pneumothorax and also displays hypotension.
What is most likely the cause of this finding? - ANS ✓decreased venous return
to the heart
A patient in intensive care unit suddenly start to deteriorate. The attending
physician wants to rule out an acute pulmonary embolism as the cause.
Which of the following laboratory tests would you recommend? - ANS ✓d-
dimer
A ventilator operating in the volume controlled A/C mode incorporates an
inspiratory time limit control as a safety backup to its normal cycling. If the
time needed to deliver the volume increases to the preset limit, which of
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the following will occur? - ANS ✓the ventilator will automatically cycle to end
inspiration
While reviewing the chart of a 63-year-old patient diagnosed with COPD
and chronic hypoxemia, you would expect to find which of the following? -
ANS ✓secondary polycythemia
Which of the following PFT findings are common in patients with chronic
bronchitis and also found in those with emphysema? - ANS ✓decreased
forced expiratory flows
A 1-year-old child is admitted to the Emergency Department with severe
asthmatic symptoms. The doctor orders a bronchodilator that is available
in solution and MDI preparations. Which of the following would be the best
delivery system for this drug to this patient? - ANS ✓MDI with holding
chamber and a mask
Of the following patients undergoing a cardiopulmonary exercise test, for
which would you recommend extra precautions? - ANS ✓a patient with a
resting systolic BP > 200 mm Hg
While reviewing the flow sheet of a patient receiving artificial ventilatory
support, you note a progressive rise in heart rate over the last two hours.
Which of the following actions would you recommend to help identify the
cause of this problem? - ANS ✓draw and analyze an arterial blood gas
After obtaining a medication history from a patient admitted for asthma,
which of the following information would you consider least important? -
ANS ✓use of generic vs. brand name medications
Which of the following valves in a typical high frequency oscillation
ventilator is used to regulate the mean airway pressure? - ANS ✓Control
valve
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After reviewing the patient's chart, you note that results of a chest x-ray
show: "Complete opacification of the left chest with a shift of the trachea
and mediastinum to the left." These findings are most likely to indicate
which of the following? - ANS ✓atelectasis of the left lung
A patient with a normal cardiac output and PaO2 is exhibiting signs and
symptoms of tissue hypoxia. Which of the following is the most likely
cause? - ANS ✓a hemoglobin deficiency
The most likely cause of stridor in an adult patient would be which of the
following? - ANS ✓post-extubation edema
A patient is admitted with signs and symptoms, as well as a history
consistent with bronchiectasis. You should recommend which of the
following to confirm or rule out this diagnosis? - ANS ✓high-resolution CT
scanning
When reviewing a chest x-ray, you note that the heart is shifted to the
patient's right. Which of the following is the most likely cause of this
finding? - ANS ✓left sided tension pneumothorax
A physician wants your recommendation on how to monitor the
cardiopulmonary status of a patient that is undergoing a bronchoscopy
procedure with moderate sedation. You would recommend which of the
following: - ANS ✓noninvasive pulse oximetry
The physician orders A/C pressure control for a 55 kg postoperative male
patient. Which of the following settings would you choose for this patient? -
ANS ✓pressure limit/PIP = 25 cm H2O; rate = 15/min; inspiratory time = 1
second
You are called to perform a sputum induction on a trach patient to gather a
sample for microbiological identification. The sample is collected using a
Lukens trap. When applying suction after entering the airway, the mucus
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