A bursa is a closed, fluid-filled sac that functions as a cushion and provide a gliding surface to reduce friction between tissues of the body around joints. Essentially, a bursa provides a slick surface so that tendons and ligaments can slide across a bony prominence so it doesn't catch or rub against the bone.
Mark Tatum's appointment as NBA Deputy Commissioner is recognition of the confidence our owners and teams have in his leadership ability and track record of success, said Silver.
Who presided over the senate watergate hearings. 1 answers. Politics & Law. ANSWER #1 of 1. John Joseph Sirica (March 19, 1904 â August 14, 1992) was the Chief Judge for the United States District Court for the District of Columbia, where he became famous for his role as the chief judge presiding over the Watergate scandal.