SUMMARY: THE STOMACH ANIMATION ON THE RIGHT SUMMARIZED THE BEHAVIOUR OF THE STOMACH MOTILITY AND ITS MAIN PARAMETERS OF INTEREST: LATENCY TIME AND DURATION OF THE REFLEX. UNDER AUSCULTATORY PERCUSSION OF THE STOMACH AND MEAN DIGITAL PRESSURE UPON ANY POINT OF THE PRECORDIUM THE STOMACH DILATES AFTER LESS THAN6 SECONDS, LATENCY TIME OF THE REFLEX (FROM THE BEGINNING OF THE DIGITAL PRESSURE ON THE PRECORDIUM). THE DURATION OF THE REFLEX IS 7 SECONDS OR MORE. THERE IS TONIC GASTRIC CONTRACTION (CGT); I.E., THE STOMACH CONTRACTS AFTER THE DILATION.