A patient post hip replacement remained on mechanical ventilation due to complications. Assess the ventilation to perfusion ratio with the following information given:Mode     A/C                   Tot Rate  20                  Pulse – 125Rate      14                      Ex. VT  500 ml              BP – 95/55VT         450 ml               PIP  25 ml                    SpO2 – 85%PEEP    10 cm H2O        Plat  20 ml                    QT – 4 lpmFIO2      0.80pH – 7.27PaCO2  – 55 mmHgPaO2  – 52 mmHgHCO3  – 25 mEq/LHb – 14 mg/dlSaO2 – 80%What assessment would you convey to the surgeon?

A patient just recently inubated and placed on the ventilatory support has the following ventilator settings, patient parameters and arterial blood gas results.Mode = AC                   pH = 7.36 f = 14                            PaCO2 = 50 mmHg      VT = 600 ml                 PaO2 = 48 mmHg FIO2 = 0.70                   HCO3 = 30PEEP = 0 cm H2OPETCO2 = 30 mmHgWhat is the deadspace to tidal volume ratio?

A patient is receiving continuous mechanical ventilation with the following settings:Set Frequency                  16Set tidal volume               700 mlPIP                                   46 cm H2OPEEP                                5 cm H2OPlateau pressure               40 cm H2OWhat is the dynamic compliance value in ml/cm H2O?

What is the action of CPAP in the treatment of obstructive sleep apnea?

A patient with a recent head injury has a chief complaint of morning headaches, trouble concentrating and excessive daytime sleepiness. The patient is recommended for polysomnography to rule out:

The stage of sleep where an individual is in their deepest sleep but brain is not actively in a dream state and accounts for 25% of sleep is in what stage:

After successful CPR the patient still has a low blood pressure 87/59 mmHg. What medication can be given to increase the BP?

A pulmonary artery catheter was placed in a patient due to CABG. You notice that the pressure transducer is secured on the I.V pole lower than the midchest of the patient. What will this likely cause?

A patient with suspected sleep apnea completed a polysomnogram test. The following results are as follows:Total sleep time – 240 minutesObstructive apneas – 8 eventsCentral apneas – 0 eventsHypopneas – 70 events Based on the following information, What is the Apnea/Hypopnea Index (AHI)?

To prevent discomfort to the patient during a bronchoscopic procedure, what sedative can be used to relax the patient?