NBRC EXAM PART I QUESTIONS AND ANSWERS WITH SOLUTIONS 2025

PATIENT ASSESSMENT: All the following could cause capnography to go from 3 6 to 30 EXCEPT: A. Endotracheal tube positioned in the right mainstream bronchus B. Hyperventilation C. pulmonary emboli D. Hypovolemia - ANSWER Endotracheal tube positioned in right mainstem bronchus is a problem but the co2 reading would not change, so ANSWER is A. What is the target Vt for individual on mechanical ventilation - ANSWER 6-8 ml/kg (of ideal body weight) This is new strategy as of January 2015 Is the following Static OR Dynamic Compliance: Means flow throughout the respiratory system has stopped and all ventilatory muscle activity is absent. _______ conditions can be imposed with an inspiratory pause when a patient is sedated and mechanically ventilated. - ANSWER Static Compliance Is the following Static OR Dynamic Compliance: Flow at airway opening is zero. Mechanics are evaluated under ______ conditions, when non-intubated patient breathes spontaneously. - ANSWER Dynamic Compliance A balloon tipped flow directed catheter is positioned in the pulmonary artery with the balloon deflated. Which of the following pressures will be measured by the proximal lumen: a. Cvp b. Pap c. Pwp d. Map - ANSWER ANSWER is A. Cvp = deflated/proximal lumen Pap = deflated/distal Pwp = inflated/wedged All of the following will affect the accuracy of a capnography EXCEPT a. Long sampling line b. Low sampling flow c. Condensation in the tubing