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Isaac M. McPhee
All contributors in Digestive System
May 4, 2008
The Human Stomach
By: Isaac M. McPhee
The stomach is a marvelous piece of biological engineering - exactly what is needed by the body to break down food with powerful acids while protecting the body. more...
May 1, 2008
The Many Purposes of Saliva
Saliva serves many purposes within the mouth, such as a digestive aid and acid neutralization, both of which are vital to the human physiology. more...
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