Motor Unit Summation<span> - the degree of contraction of a skeletal muscle is influenced by the number of </span>motor units<span> being stimulated (with a </span>motor unit<span> being a </span>motor<span>neuron plus all of the muscle fibers it innervates; see diagram below).</span>
Their brains are not working right. They don't think logically and they do stupid things. They can get brain damage, they can hut themselves and/or others.
The geographical name for land is land mass
