When they form together in a large area, they are called plaques.

Everyone has a layer of bacteria on their teeth called plaque.

A hard substance called plaque can build up in the walls of your coronary arteries.

It is sometimes accompanied by raised, hot, painful welts called plaques.

The patches (called plaques) are made up of dead skin cells that form thick layers.

Your mouth constantly makes a clear, sticky substance called plaque that contains bacteria.

These bacteria form a sticky, colorless soft film on the teeth called plaque.

They build up and form thick patches called plaques (say "plax").

These bacteria, along with proteins and food byproducts, form a sticky film called dental plaque.

A fatty substance called plaque builds up in their arteries and narrows them.