A 48 year-old female is admitted to the ED with diaphoresis, jugular venous distension, and 3+
pitting edema in the ankles. These findings are consistent with Correct Answer: heart failure
A patient is admitted to the
...
A 48 year-old female is admitted to the ED with diaphoresis, jugular venous distension, and 3+
pitting edema in the ankles. These findings are consistent with Correct Answer: heart failure
A patient is admitted to the ED following a motor vehicle accident. On physical exam, the
respiratory therapist discovers that breath sounds are absent in the left chest with a hyperresonant
percussion note. The trachea is shifted to the right. The patient's heart rate is 45/min, respiratory
rate is 30/min, and blood pressure is 60/40 mm Hg. What action should the therapist recommend
first? Correct Answer: Needle aspirate the 2nd left intercostal space
All of the following strategies are likely to decrease the likelihood of damage to the tracheal
mucosa EXCEPT Correct Answer: using a low residual volume, low compliance cuff
A 52 year-old post-operative cholecystectomy patient's breath sounds become more coarse upon
completion of postural drainage with percussion. The respiratory therapist should recommend
Correct Answer: deep breathing & coughing to clear secretions
A 65 kg spinal cord injured patient develops atelectasis. His inspiratory capacity is 30% of his
predicted value. What bronchial hygiene therapy would be most appropriate initially? Correct
Answer: IPPB
A healthy adult female can exhale what portion of her forced vital capacity in the first second?
Correct Answer: 70%
A patient on VC ventilation demonstrates auto-PEEP on ventilator graphics. Which of the
following controls, when adjusted independently, would increase expiratory time?
1. Tidal volume
2. respiratory rate
3. inspiratory flow
4. sensitivity Correct Answer: 1, 2, and 3 only
Which of the following would be the most appropriate therapy for a dyspneic patient who has
crepitus with tracheal deviation to the left and absent breath sounds on the right? Correct
Answer: insert a chest tube
Following cardiac surgery, a 55 year-old patient has the following ABG results: pH 7.50, PaCO2
30 torr, PaO2 62 torr, HCO3 25 mEq/L, SaO2 92%, HB 14 g/dL, BE +2. Venous blood gas
results are pH 7.39, PvCO2 43 torr, PvO2 37 torr, and SvO2 66%. Calculate the patient's C(a-
v)O2. Correct Answer: 5.0 vol %
A patient on VC, SIMV with a VT of 500 mL has a PIP of 25 cm H2O, Pplat of 15 cm H2O and
PEEP of 5 cm H2O. What is the patient's static lung compliance? Correct Answer: 50 mL/cm
H2O
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