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>
The answer should be A, as anorexia nervosa is when someone worries far too much about their weight and begin to eat far less, becoming severely underweight.
Answer:
the posterior to the vertebral column