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Advanced Airway Mgmt

Brady Emergency Care 11th edition: Chapter 38 Key Terms

alveoli the microscopic sacs of the lungs where gas exchange with the bloodstream takes place
bronchioles smaller branches of the bronchi
capnometry the measurement of exhaled carbon dioxide. A graphic recording or display of capnometric measurement is called capnography.
carina the fork at the lower end of the trachea where the two mainstem bronchi branch
cricoid cartilage the ring-shaped structure that circles the trachea at the lower edge of the larynx
cricoid pressure pressure applied to the cricoid cartilage to suppress vomiting and bring the vocal cords into view
endotracheal tube a tube designed to be inserted into the trachea. Oxygen, medication, or a suction catheter can be directed into the trachea through an endotracheal tube.
epiglottis a leaf-shaped structure that prevents food and foreign matter from entering the trachea
esophageal detector device (EDD) device that uses a bulb or syringe to withdraw air from an ET tube to determine correct placement in the trachea (air can easily be withdrawn) or incorrectly in the esophagus (in which the soft esophagus collapses & prevents air from being withdrawn).
esophagus the tube that leads from the pharynx to the stomach
glottic opening the opening to the trachea
hypopharynx the area directly above the openings of both the trachea and the esophagus
hypoxia inadequate oxygenation, or oxygen starvation
intubation insertion of a tube
laryngoscope an illuminating instrument that is inserted into the pharynx to permit visualization of the pharynx and larynx
larynx the voice box
mainstem bronchi the two large sets of branches that come off the trachea and enter the lungs. There are right and left mainstem bronchi. The singular is bronchus.
nasogastric tube a tube designed to be passed through the nose, nasopharynx, and esophagus. It is used to relieve distention of the stomach in an infant or child patient.
nasopharynx the area directly posterior to the nose
oropharynx the area directly posterior to the mouth
orotracheal intubation placement of an endotracheal tube through the mouth and into the trachea
stylet a long, thin, flexible metal probe
trachea the "windpipe"; the structure that connects the pharynx to the lungs
vallecula a grove-like structure anterior to the epiglottis
vocal cords two thin folds of tissue within the larynx that vibrate as air passes between them, producing sounds.
Created by: Ceide