Normally the adenoids, like the palatine tonsils located on either side of the throat, help prevent infection in the surrounding tissues. However, when they become enlarged they interfere with normal breathing and sometimes with hearing. When severely enlarged, adenoids can affect normal dental development, resulting in an alteration of facial expression. Infection of the adenoids is common, the symptoms resembling those of tonsillitis, with which it is frequently associated. Surgical removal of the adenoids is advisable when enlargement and repeated infection interfere with development and health.
Source: Answers.com
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The adenoids are part of the immune system and function as a defense mechanism against infections. They help to trap and filter out bacteria and viruses that enter the body through the nose, preventing them from reaching the respiratory tract and causing infections.
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The cubic function.
Range
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