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
Chewing tobacco cancer on June 16, 2014. He claimed the cancer was linked to his lifetime use of chewing and dipping tobacco. 1845: Baseball rules written, chewing tobacco use among players already rampant. 1890: Dr. Robert Koch shows that the spitting of chewing tobacco was leading to a spread of tuberculosis. This leads to a downturn in use of chewing tobacco among the general population, but baseball players continue use. 1909: Honus Wagner, a well-known American baseball player, tells American Tobacco Company to take his picture off of their cartons. He does not want to be responsible for influencing children to smoke.