Sound produced by the involuntary contraction of the diaphragm, followed by a rapid closure of the glottis is

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Singultus is the medical term for hiccups, which are caused by a sudden contraction of the diaphragm muscle followed by the closure of the vocal cords, producing a characteristic sound. Cough is produced by a forced expulsion of air from the lungs, sneeze is produced by an irritation of the nasal mucosa, and eructation is the medical term for belching.

Sound Produced by the Involuntary Contraction of the Diaphragm, Followed