PSG Practice exam questions #1 Questions and Answers 2024

Which of the following are common side effects of CPAP? Nasal congestion, Dry upper airway During a CPAP titration, the patient suddenly wakes up, rips the mask off, and complains of difficulty exhaling and rapid heartbeat. The patient wishes to discontinue the study and go home. Which of the following should the technician do? Decrease the CPAP pressure, Comfort the patient A patient returns to the sleep lab for a CPAP/BiPAP titration. The ABG shows a PCO2 of 60 mmHg, PaO2 of 80 mmHg, and a pH of 7.35. The baseline PSG showed an obstructive event index of 30 events/hr and a central event index of 1.2 events/hr. At 8 cmH2O, obstrctive respiratory events are corrected. However, at this pressure the patient begins to have central events associated with EEG arousals. What should the technician do? Remain at 8 cmH2O until clear obstructive component emerges. Central events are not uncommon when a higher pressure is first reached. The physician orders CPAP to start at 4 cmH2O. The CPAP machine in the lab only has controls for EPAP and IPAP. How should the technician set up the CPAP equipment prior to the study? The IPAP and EPAP controls are set to 4 cmH2O. When the levels are set the same it acts as CPAP. Which of the following is required for the administration of O2 to a patient? Flow meter, physican's order