Mechanical Ventilation practice questions with answers 2024, Exams of Nursing

Download Mechanical Ventilation practice questions with answers 2024 and more Exams Nursing in PDF only on Docsity! Mechanical Ventilation practice questions with answers 2024 Which of the following is NOT an indication for continuous mechanical ventilation? A. MIP -20 cmH2O B. acute ventilatory failure C. Vt < 5 mL/kg D. VC < 10 mL/kg - ANSWER: ✔✔MIP -20 cmH2O Optium PEEP therapy can be identified by all of the following EXCEPT: A. Inflection point of a volume-pressure loop graphic B. Acceptable oxygenation with no cardiovascular side effects C. Increasing oxygenation with increasing plateau pressures D. Increasing static compliance with acceptable oxygenation - ANSWER: ✔✔Increasing oxygenation with increasing plateau pressures All of the following could be recommended to treat a patient with a severely decreased static compliance problem, EXCEPT: A. inverse positive pressure ventilation B. optium PEEP therapy C. pressure control ventilation D. expiratory resistance - ANSWER: ✔✔expiratory resistance Which of the following is NOT a primary ventilation parameter measured and displayed to create airway graphics of continuous mechanical ventilation? A. Flow B. PEEP C. Tidal volume D. Airway pressure - ANSWER: ✔✔PEEP A "broken" flow/volume loop and/or volume/pressure loop will occur with: A. airway resistance B. overdistension C. auto PEEP D. airway leak - ANSWER: ✔✔airway leak A 32 year old female who weighs 100 kg (220 lbs.) and is 165 cm (5 ft. 6 inches) tall has chest trauma due to a motorcycle accident. The patient has just been intubated, sedated and paralyzed with morphine sulfate and pancuronium bromide. The physician asks for your immediate recommendation in ventilator settings for this patient. You would recommend: A. A/C mode, rate 10, tidal volume 1000 ml B. SIMV mode, rate 8, tidal volume 900 ml C. IMV mode, rate 14, tidal volume 800 ml D. Control mode, rate 12, tidal volume 600 ml - ANSWER: ✔✔Control mode, rate 12, tidal volume 600 ml A respiratory care practitioner reviews a ventilator parameter sheet and finds that the peak inspiratory pressure has been gradually rising for the past several hours. Which of the following could be the cause for this change? I. Bronchospasm II. Increasing pulmonary compliance III. Accumulation of secretions IV. Increasing airway resistance A. III only B. I & III only C. I, III & IV D. I, II, III &IV - ANSWER: ✔✔I, III & IV A 74 year old female who weighs 65 kg (132 lbs) is being mechanically ventilated with a volume cycled ventilator following hip replacement surgery. Ventilator settings and arterial blood gas results are as follows: Ventilator settings Mode: A/C Set rate: 14 br/min Total rate: 14 br.min Tidal volume: 750 ml Peak flow: 50 lpm FIO2: 0.35 Arterial blood gas pH: 7.50 PaCO2: 29 torr PaO2: 118 torr HCO3: 23 mEq/L The respiratory care practitioner should do which of the following? A. decrease the peak flow setting B. decrease minute ventilation C. decrease the FIO2 D. initiate pressure support therapy - ANSWER: ✔✔decrease minute ventilation A 80 kg (176 lb) male patient with alpha 1 protease inhibitor deficiency is being mechanically ventilated on a volume cycled ventilator at the following settings: Mode: SIMV Set rate: 12 br/min. Total rate: 16 br/min. Tidal volume (set): 850 ml Tidal volume (spontaneous): 320 ml Peak flow: 55 lpm FIO2: 0.30 His vital signs are stable and he is asleep. An arterial blood gas has been drawn with the following results: pH: 7.37 PaCO2: 51 torr PaO2: 68 torr HCO3: 32 mE/1L Which of the following should the respiratory care practitioner recommend? A. increase the rate setting B. increase the tidal volume setting C. increase the FIO2 setting D. maintain current settings - ANSWER: ✔✔maintain current settings A 6 year old child who weighs 20 kg (44 lbs) is intubated and being mechanically ventilated on the following settings: Mode: A/C FIO2: 0.80 Set rate: 12 br/min. Total rate: 15 br/min. Tidal volume: 200 ml Arterial blood gas results: pH: 7.48 PaCO2: 31 torr PaO2: 54 torr HCO3: 22 mEq/L The respiratory care practitioner should recommend which of the following? A. initiate 6 cmH2O PEEP B. decrease the rate to 10 C. increase the tidal volume to 300 ml D. increase the FIO2 to 0.85 - ANSWER: ✔✔initiate 6 cmH2O PEEP