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Hiccups occur when a spasm contracts the diaphragm, a large sheet of muscle that separates the chest cavity from the abdominal cavity. The spasm causes an intake of breath that is suddenly stopped by the closing of the vocal cords (glottis). This closing causes the sound of the hiccup.
Current as of: November 14, 2022
Author: Healthwise StaffMedical Review: William H. Blahd Jr. MD, FACEP - Emergency MedicineAdam Husney MD - Family MedicineKathleen Romito MD - Family Medicine
Author: Healthwise Staff
Medical Review:William H. Blahd Jr. MD, FACEP - Emergency Medicine & Adam Husney MD - Family Medicine & Kathleen Romito MD - Family Medicine
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