Cardiovascular Emergencies Test No. 5 From Paramedic Emergency Care 3rd Edition Progress Indicator: Question 2 of 15 2.  Which of the following is an advantage of endotracheal intubation as compared to other airway devices? Choices: Avoids delivering high-flow oxygen to the patient Avoids problems with air filtration in the upper airway Permits deep tracheal suctioning to remove secretions Permits gastric lavage through the endotracheal tube