Problem: A nurse is teaching a group of nursing students about the pathophysiology of the spinal cord. Which of the following statements by a nursing student indicates understanding? Need Assignment Help? a. the ascending tract of the spinal cord process information in the brain b. the descending tracts of the spinal cord delivers the CNS motor information to neurons in the muscles c. the sensory receptors are in the muscles d. the motor neurons are in the dermal layer of the skin