The pyloric sphincter prevents the regurgitation of chyme from the duodenum into the stomach. It also controls the flow of chyme into the intestine, which provides the intestines with a manageable volume of chyme from which to absorb nutrients.
Pittsburgh star James Conner diagnosed with cancer. Conner says he has Hodgkin lymphoma, but he vows to play again.
Alexander Graham Bellâs Inventions. 1874 Created an improved phonautograph which captures voice prints photographically. 1874 Invented the telautograph, a rudimentary a fax machine which transmitted writing. 1875 Invented the telephone in 1875-76.