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.
telescope definition: The definition of a telescope is an optical instrument that makes far away objects look closer by using a special arrangement of lenses and mirrors. (noun) An optical instrument you use to look at the stars that makes the stars appe...