Welcome to the human digestive system! Join Dr Chris, Dr Xand and Dr Ronx as you travel through the digestive systems from the mouth … to the bum! Discover how the human body munches, crunches ...

Maybe you agree with the doctors' choices, or will you be picking something different? Play along with Dr Xand, Chris and Rox and choose your own Operation Ouch! 'This or That?' answers!