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There's a lot of opportunity here for smart *ss answers but I'm being serious, what are the primary components of human stool? Sources would be helpful...

2007-06-28 03:51:30 · 3 answers · asked by psquint 2 in Science & Mathematics Medicine

3 answers

Human stools generally have 75% water and 25% solid matter. Such solid matter makes up the fecal dry weight comprised with 30% of bacteria (some sources says 25=50%), 30 % of undigestible foods such as cellulose and extra fibers, and 40% contains inorganic wastes, fats, and used-up body substances like red blood cells.

2007-06-28 05:55:41 · answer #1 · answered by ♥ lani s 7 · 1 0

Bacteria makes up more of the dry weight of stool than any other component.

2007-06-29 00:58:27 · answer #2 · answered by Chris B 2 · 0 0

My guess would be cellulose.
Humans don't have cellulase, so cannot break it down, so it would pass straight through.

A search on wikipedia for roughage says that roughage is mostly "non-starch polysaccharides and many other plant components such as cellulose, dextrins, inulin, lignin, waxes, chitins, pectins, beta-glucans and oligosaccharides."
And roughage keeps you regular, because your intestines can't digest it, and just push it through.

2007-06-28 11:04:18 · answer #3 · answered by gribbling 7 · 0 0

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