FISDAP Airway Exam

FISDAP Airway Exam From the atmosphere, what structures does air pass through during ventilation? - ANSWER Starts in atmosphere, then nose, nasopharyngeal space/orophargyneal space (if mouth breather), then pharynx, larynx, trachea, bronchi, bronchioles, alveoli What is the purpose of the nasal passages and nasopharynx? - ANSWER To warm/humidify air as it passes through What is the difference between respiration and ventilation? - ANSWER Respiration refers to the exchange of gases in the alveoli, ventilation refers to the movement of air into the lungs. Respiration is needed to provide O2 to cells and remove waste products. Also regulates pH of blood. What are the structures of the upper airway? - ANSWER nose, mouth, tongue, jaw, pharynx and larynx What structure is considered a landmark that divides the upper airway from lower? - ANSWER The larynx, anything above is upper. The larynx and below are lower. What are the structures of the lower airways? - ANSWER larynx (includes adam's apple/thyroid cartilage, cricothyroid membrane, cricoid cartilage), trachea, bronchi, bronchioles, alveoli