Review and Pretest FCCS QUESTIONS WITH COMPLETE SOLUTIONS

Which of the following parameters may be a late sign of cardiovascular disturbance signaling failure of the compensatory mechanisms? A. Tachycardia B. Bradycardia C. Hypotension D. Hypertension correct answer: C Investigative tests should be based on the patient's history and physical examination as well as on previous tests. Which of the following is one of the most important indicators of critical illness? A. Respiratory acidosis B. Metabolic acidosis C. Elevated creatinine D. Hyponatremia correct answer: B A 22-year-old man is brought to the emergency room after falling from a horse. He is awaiting transfer to another facility. He has a chest contusion and a non-displaced femur fracture. He is in spinal motion restriction with a cervical collar and long backboard. He has worsening respiratory distress and hypoxemia requiring endotracheal intubation. Which of the following modifications of the manual assisted ventilation technique is appropriate? A. Place an oral airway one size larger than usual. B. Add additional downward pressure on the face mask once it is sealed. C. Use a jaw thrust technique in place of neck extension. D. Increase the tidal volume with each manual assisted breath. correct answer: C Which of the following anatomic features is mos