Pressure on this muscle causes it to lose effectiveness, allowing stomach contents to rise into the throat. (healthline.com)
Remember that domestic dogs share genetics with wild dogs and wolves that wholly eat their kill, including stomach contents like grass and berries. (dogingtonpost.com)
Furthermore, gastric bypass operations that move stomach contents too rapidly through the small intestine cause «dumping syndrome,» which has a host of unpleasant symptoms. (lasting-weight-loss.com)