In the sympathetic division of the ANSa. an important characteristic is convergence of neurons. b. preganglionic fibers are generally longer than postganglionic fibers. c. the preganglionic cell body is located in the lateral horn of the spinal cord. d. a single preganglionic fiber usually synapses with a single postganglionic fiber. e. preganglionic fibers emerge from the cervical portion of the spinal cord.