The tonsils are small, round pieces of tissue that are located in the back of the mouth on the side of the throat. Tonsils are thought to help fight infections by producing antibodies. Tonsillitis occurs when the tonsils become inflamed from infection.
Adenoids are made up of lymph tissue and are located in the space above the soft roof of the mouth. They cannot be seen by looking in your child's nose or throat. Adenoiditis occurs when the adenoids become inflamed from infection.