Substance utilized for barium meal follow through study: September 2011
Ans. B: Barium sulphate Since there is no natural contrast in the alimentary tract, its radiographic demonstration required the use of aificial contrast medium Barium sulphate, through which X-rays can not pass, is the contrast universally employed in performing alimentary tract studies
Barium carbonate
Barium sulphate
Barium oxide
Barium hydroxide