and the supralaryngeal vocal tract (SVT), which includes the oral cavity and the pharynx, the cavity behind the mouth and above the larynx. When air from the lungs rushes against and through the ...
Sensory receptors that initiate swallow reflex are present only in post part of the oral cavity and upper portion of pharynx. The afferents are carried in glossopharyngeal (IX) and vagus (X) nerves.