The following data are obtained for a patient:FVC         5.79 LRV         2.46 LFRC         4.30 LERV         1.84 LIC         3.95 L What is the patient’s total lung capacity?

Which of the following assessments can be made from a pressure-volume loop? . presence of inspiratory work     amount of  air trapping   pulmonary compliance spontaneous tidal volume A YES YES YES NO  B YES YES NO  YES C YES NO  YES YES D NO  YES YES YES  

A 27-year-old male patient has mild asthma.  The patient’s pulse is 80 before administration of an aerosolized bronchodilator.  The patient’s pulse rises and stabilizes at 92 during the treatment.  Which of the following should a respiratory therapist do?

A 59-year-old patient with COPD is seen in the pulmonary clinic for a routine appointment.  The analysis results of an arterial blood gas sample drawn while the patient is breathing air are below:pH           7.41PaCO2        55 torrPaO2        41 torrHCO3-        35 mEq/LBE        +8 mEq/LWhich of the following is the most appropriate NEXT step?

A patient is admitted to the emergency department following a motor vehicle crash.  Physical assessment and chest radiograph indicate significant air and fluid in the pleural space.  A respiratory therapist should FIRST recommend 

 An adult victim of a burn injury is being monitored in the ICU.  Patient data are as follows:Pv¯O2               45 torrPCWP                4 mm HgPPA              11 mm HgCVP                4 cm H2OUrine output     5 mL/hrA respiratory therapist should conclude the patient is

A respiratory therapist intends to change the I:E during VC ventilation.  Flow is constant during inspiration.  Which of the following can be adjusted to accomplish this change? volumemandatory ratesensitivity inspiratory flow1.yesyesyesno2.yesyesnoyes3.yesnoyesyes4.noyesyesyes

During a bedside interview of a patient with COPD, a respiratory therapist asks the patient how he handles the limitations to his daily activities.  The therapist is most likely assessing the patient:

A 65-year-old patient with congestive heart failure is receiving 10 cm H2O CPAP and an FIO2 of 0.60.  Arterial blood gas analysis results are below:pH 7.41PCO2  40 torrPO2 150 torrHCO3- 25 mEq/LBE   0 mEq/LWhich of the following should a respiratory therapist conclude?

A patient’s blood pressure is monitored by an appropriately positioned arterial catheter transducer.  The transducer is mounted on an IV pole that is not attached to the bed.  The bed is lowered to permit routine patient care.  How will this affect the measured blood pressure? . Systolic Diastolic 1. Increased Increased 2. Increased Decreased 3. Decreased Decreased 4. Decreased Increased