The maintenance of an open airway during esophageal distention is provided by what structure?
A) Trachea
B) Pharynx
C) Larynx
D) Epiglottis
Answer: A
The maintenance of an open airway during esophageal distention is provided by what structure?
A) Trachea
B) Pharynx
C) Larynx
D) Epiglottis
Answer: A