(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.
The 7 Elements of Art. The elements of art are the building blocks of art. This is the vocabulary we use to describe works of art. All students must be able to define and identify each of the Elements by the time they leave 5th grade. Line A path created by a moving point, mark or object.