Question: Outflow of the sympathetic division occurs from which regions of the CNS? Need Assignment Help? Parasympathetic and sympathetic pathways of the autonomic nervous system. Letter 'A' refers to the parasympathetic pathway starting in the inferior part of the brain and innervating the head, lungs, stomach, pancreas, liver, and gallbladder. Letter B refers to the parasympathetic pathway starting in the inferior portion of the spinal cord and innervating the bladder. Letter C refers to the part of the sympathetic pathway starting in the middle portion of the spinal cord and innervating the liver and gallbladder with other pathways. Letter D refers to the sympathetic pathway starting in the middle portion of the spinal cord and innervating the adrenal gland. Letter E refers to one of the numerous united branches of the sympathetic pathway starting in the middle portion of the spinal cord. cranial only cervical and lumbar cranial and sacral thoracic and lumbar