RT Book, Section A1 Pitts-Kiefer, Alex A1 De Marchi, Lorenzo A2 Freeman, Brian S. A2 Berger, Jeffrey S. SR Print(0) ID 1102567906 T1 Types of Endotracheal Tubes T2 Anesthesiology Core Review: Part One Basic Exam YR 2014 FD 2014 PB McGraw-Hill Education PP New York, NY SN 9780071821377 LK accessanesthesiology.mhmedical.com/content.aspx?aid=1102567906 RD 2024/03/29 AB Endotracheal tubes (ETT) are an essential and familiar element of anesthesiology practice. The presence of an ETT maintains airway patency, permits oxygenation and ventilation, allows for suctioning of secretions, lowers the risk of aspiration of gastric contents or oropharyngeal secretions, and facilitates the use of inhalation anesthetics.