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56 year old in 4 hours post op myocardial revascularizationSv02 increased from 68% to 76%Sp02 remained unchangedHemodynamics: CVP 2 mmHg and PAP is 24/12As the RT for this patient you can conclude which of the following in most likely increasing?

While assessing a 33 year old male patient for implementation of an assess and treat respiratory care protocol, a respiratory therapist obtains the following information: HR                         100 RR                          22 SpO2                     93% breathing air Breath sounds are decreased bilaterally in bases and there is a decreased resonance to percussion bilaterally in bases. A chest radiograph indicates atelectasis in both bases. The therapist should:

All of the following statements about the use of a Lukens trap are true EXCEPT:    A.A vacuum source is needed.    B.All connections must be tight for it to work properly.    C.Either a suction catheter or a bronchoscope is also needed.    D.It is used to collect a sputum sample from a patient with a strong, productive cough.

After insertion of an esophageal-tracheal Combitube, you begin ventilation through the #1 pharyngeal airway connection. Your partner reports an absence of breath sounds and the presence of gurgling over the epigastrium. To provide effective ventilation, what should you do?

What hemodynamic parameter is BEST useful for estimated LVEDP?

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 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 of the following to occur?

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 appropriate?1. facilitate secretion removal2. protect the airways from aspiration3. relieve airway obstruction4. aid in positive-pressure ventilation