What hemodynamic parameter is BEST useful for estimated LVEDP?
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A patient suddenly loses conciousness. Which of the followin…
A patient suddenly loses conciousness. Which of the following is the first procedure you should perform to maintain an open airway in this patient?
During fiberoptic bronchoscopy, a patient’s SpO2 drops from…
During fiberoptic bronchoscopy, a patient’s SpO2 drops from 91% to 87%. Which of the following actions would be appropriate?I. Apply suction through the scope’s open channel.II. Give oxygen through the scope’s open channel.III. Increase the cannula or mask oxygen flow.
An increase in systemic vascular resistance will cause which…
An increase in systemic vascular resistance will cause which of the following to occur?
Before a patient does an FVC test, the pneumotachometer shou…
Before a patient does an FVC test, the pneumotachometer should have the following done: A.The gas analyzer should be calibrated. B.A CO2-absorbing material should be placed in line with the circuit. C.A 3-L volume should be pumped into and out of the circuit to check for leaks. D.The kymograph speeds should be checked.
For which of the following purposes is a tracheal button app…
For which of the following purposes is a tracheal button appropriate?1. facilitate secretion removal2. protect the airways from aspiration3. relieve airway obstruction4. aid in positive-pressure ventilation
80kg male patient with aspiration pneumonia on SIMV in ICU,…
80kg male patient with aspiration pneumonia on SIMV in ICU, current blood gases are:pH 7.28PaC02 52Pa02 62HC03 25Sa02 92%Vent settings: SIMV 12 500 50% +5 PEEPAs the RT for this patient what should you do first?
During a helium dilution test for functional residual capaci…
During a helium dilution test for functional residual capacity, you notice that it takes 19 minutes for equilibration between the gas concentrations in the spirometer and the patient’s lungs. Based on this information, what can you conclude?
What is the normal range for P(A-a)O2 in a healthy 30-year-o…
What is the normal range for P(A-a)O2 in a healthy 30-year-old person breathing room air?
Which of the following drugs can be administered through an…
Which of the following drugs can be administered through an ETT during emergency life support? I. lidocaine HCl II. atropine sulfate III. epinephrine HCl IV. dopamine HCl