If you didn't know that spit makes a great spot remover or where prison inmates smuggle cellphones, author Mary Roach can fill you in. There's more than digestion going on down there.

The Goulstonian Lectures on the Sensibility of the Alimentary Canal Delivered at the Royal College of Physicians on March 14, 16, and 21, 1911 W. D. H. Nature 88, 273 (1911) Cite this article ...

Gulp: Adventures on the Alimentary Canal Mary Roach. Norton, $26.95 (336p) ISBN 978-0-393-08157-2 Roach (Stiff) once again goes boldly into the fields of strange science.

An attempt has therefore been made to find out the correlation, if any, between the hydrogen ion concentration of the alimentary canal and the different feeding habits in the family Psychodidæ ...

Author Mary Roach's trip down the alimentary canal Whether writing about cadavers, sex or the digestive system, Mary Roach probes the annals of history and science for the funniest anecdotes and ...

In Gulp. Adventures on the Alimentary Canal, science writer Mary Roach takes a journey through the gut, from the secret healing powers of saliva to the taxonomy of poop. Along the trip, she serves ...

If you put meat in this kind of alimentary canal, it will travel through this very slowly. Raw meat would take approximately seventy to seventy-two hours to pass through the system.