DAANCE 2023//2024 100% CORRECT ANSWERS

The "T" wave on an ECG tracing is evidence of what change in polarization? - ANSWER Repolarization of the ventricles What anatomical structure located at the top of the larynx closes the airway and prevents foreign bodies from entering the trachea? - ANSWER The epiglottis Which structure is most likely to cause obstruction of the airway when an anesthetized patient is lying in a supine position? - ANSWER The tongue What is the "supine" position? - ANSWER Pt laying face up What is the "fowlers" position? - ANSWER Pt is sitting straight up or leaning slightly back What is the "trendelenberg" position? - ANSWER Pt's head is slightly lower than their feet Blood is pumped to the lungs from the heart through which vessel? - ANSWER pulmonary artery What is the normal sequence for the flow of blood through the heart and lungs? - ANSWER Right atrium, right ventricle, pulmonary artery, lungs, pulmonary vein, left atrium, left ventricle, aorta