Air Methods Critical Care exam questions with correct answers

What is the most reliable method of confirming and montioring correct placement of an ET tube? CORRECT ANSWER Continuous waveform capnography The upper airway consists of... CORRECT ANSWER Nose, Mouth, Jaw, Oral Cavity, Pharynx, and Larynx No gas exchange occurs here __________, it's called ____________. CORRECT ANSWER Nose to terminal bronchioles, anatomical dead space. (2ml/kg of inspired tidal volume) They conduct airflow towards gas exchange units. Crycothyroid membrane CORRECT ANSWER between thyroid and cricoid, avascular structure that connects the thyroid and cricoid cartilage. Site of CRiCOTHYROTOMY- an emergency opening of the airway. A PaCO2 greater than 45 mmHg indicates: A. Metabolic acidosis. B. Metabolic alkalosis. C. Respiratory acidosis. D. Respiratory alkalosis. CORRECT ANSWER C. Respiratory acidosis PaCO2 normal range CORRECT ANSWER 35-45 mm Hg Less than 35 likely means hyperventilation