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.
David Robinson (basketball) This is the latest accepted revision, reviewed on 4 April 2017. David Maurice Robinson (born August 6, 1965) is an American former professional basketball player, who played center for the San Antonio Spurs in the National Basketball Association (NBA) for his entire career. Based on his prior service as an officer in the United States Navy, Robinson earned the nickname The Admiral.