Cud stretched, forming a vacuum in the gullet that sucks the semi-liquid stomach content into the esophagus. From the esophagus it is taken back to the mouth with retro peristaltic movements. When the stomach content, or the cud, arrives in the mouth of the ruminant, it is pushed against the palate with the tongue to remove excess liquid, the latter is swallowed and the solid material is chewed thoroughly so the cattle can extract the minerals present in the cud brought to the surface during rumination. The function of rumination is that food is physically refined to expose more surface area
Functional chewing gum always applied to gum with some additional function. Medical uses for 'functional chewing gum' include a reported reduction in the duration of post-operative ileus following abdominal and specifically gastrointestinal surgery. Functional chewing gum Functional chewing gum is the name given to types of chewing gum which impart some practical function instead of, or in addition to, the usual enjoyment provided by a traditional chewing gum as a confectionery product. Examples of this include nicotine gum which is used to aid smoking cessation & so-called Think Gum which designers say they believe may enhance mental functioning. It could be argued that