mathematics, of the 34 cases where states reported changes in their assessments (9 states in reading and 8 states in mathematics), the rigor of the standards increased in 21 cases, 8 showed no change in their standards, and in 5 cases the rigor of their standards (as measured by NAEP scale equivalents) decreased.
Skeletal muscles cover your skeleton, giving your body its shape. They are attached to your skeleton by strong, springy tendons or are directly connected to rough patches of bone. Skeletal muscles are under voluntary control, which means you consciously control what they do.
Skeletal muscle is the only type of muscle that we can consciously control through our nervous system. This is the reason it is also voluntary. Skeletal muscle cells are also long and cylindrical. For this reason a skeletal muscle cell can also be referred to as a skeletal muscle fiber.