(See also Introduction to Periodontal Disease.) Trench mouth is a painful infection of the gums, causing pain, fever, and sometimes fatigue. If the normal bacteria in the mouth overgrow, the gums can become infected. The gums hurt, and people sometimes have extremely bad breath.
The Elements of Art and Design: A continuous mark made on a surface by a moving point; it may be flat (pencil line) or three-dimensional (a rod, groove, ridge, etc.) Line may be explicit - a line painted along the edge of the road - or implied by the edge of a shape or form.
Quick Answer. In graphic design, a repeat pattern is a software-generated pattern that can be tiled and does not repeat or overlap itself. Repeat patterns can be generated in Illustrator or Photoshop. Repeat patterns can be geometric designs, fractal simulations or simple seamless graphics.