Common pairs of antagonist and agonist muscles exist. In the upper body, the biceps and triceps work to complete actions related to movement of the arm. The quadriceps and hamstrings in the upper leg work to help move the knee joint and perform exercises, such as squats and leg extensions.
Definition of lattice for Students. 1  1 : a structure made of thin strips of wood or metal that cross each other. 2  2 : a window or gate having a lattice.
1. a. An open framework made of strips of metal, wood, or similar material overlapped or overlaid in a regular, usually crisscross pattern. b. A structure, such as a window, screen, or trellis, made of or containing such a framework.2.attice. n. 1. (Crafts) Also called: latticework an open framework of strips of wood, metal, etc, arranged to form an ornamental pattern. 2. (Crafts). a. a gate, screen, etc, formed of such a framework.