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Mouth: 1. The upper opening of the digestive tract, beginning with the lips and containing the teeth, gums, and tongue. Foodstuffs are broken down mechanically in the mouth by chewing and saliva is added as a lubricant. Saliva contains amylase, an enzyme that digests starch. 2. Any opening or aperture in the body. The mouth in both senses of the word is also called the os, the Latin word for an opening, or mouth. The o in os is pronounced as in hope. The genitive form of os is oris from which comes the word oral.
Our mouth and teeth play an important role in our daily lives. Here's a course on the basics - including common problems of the mouth and teeth.
Get information, facts, and pictures about mouth at Encyclopedia.com. Make research projects and school reports about mouth easy with credible articles from our FREE ...
The Issue: Vice President Joe Biden’s reference to fiscal conservatives in the Tea Party as “terrorists.” Motor-mouth Vice President Joe Biden did it again ...
Online game to learn why it is important to take care of mouth and teeth. [English and Spanish]
What do I need to know about dry mouth? Dry mouth is the feeling that there is not enough saliva in the mouth. Everyone has a dry mouth once in a while—if ...