But the gut is now chic, with its microbiome playing a huge role in human health, and passing gas deemed a sign of healthy gut microbes. What better time to take a tour of the alimentary canal ...

But Mary Roach — whose latest book is Gulp: Adventures on the Alimentary Canal — did just that. Gulp takes a close look at the human digestive system, from the mouth on down, and Roach writes ...

That was a novel approach to studying human intestinal gas. For originality, I give Magendie a lot of points. Q: And when it comes to the scientific frontiers for studying the alimentary canal ...

In the case of her newest, some may hesitate to follow—it’s about the human digestive system ... charts every crevice and quirk of the alimentary canal—a voyage she cheerily likens to ...

The vast majority of human cells are red blood cells ... and scaling that up by the one-litre volume of the alimentary canal, which stretches from the mouth to the anus. But most bacteria reside ...

WE are grateful to Prof. R. B. Fisher for his comments but must point out that no claim was made that “similar processes may be of nutritional significance”. We presume the sentence under ...

The following is an excerpt fromfrom Gulp. Adventures on the Alimentary Canal, by Mary Roach. Humans secrete two kinds of saliva, stimulated and unstimulated, no more alike than most siblings. The ...