The stomach empties at a given rate - not the intestines.<P>While most people think daily bowel movements are normal, doctors will tell you that some people "go" once every two or three days and that is THEIR "normal".<P>It would be helpful if we knew if she had a bowel movement twice a day, once, once every other day - - but no one knows that so the pineapple question will remain a mystery.<P>I was told by investigators working on this case that she might well have eaten the pineapple before leaving home to go to the Whites' on Christmas day.<P>The doctors can not say for sure how long before death she ate that pineapple - just that it was among the last things she ate.<P>