AC ACh N Parasympathetic Medulla Cardiac and smooth muscle gland cells, nerve terminals Sympathetic ACh Sweat glands ACh NE Sympathetic Cardiac and smooth muscle gland cells, nerve terminals Spinal ACh Sympathetic Renal vascular smooth muscle ACh Epi, NE ACh Adrenal medulla Somatic Skeletal muscle Voluntary motor nerve Copyright @2006 by The McGraw-Hill Companies, Inc. All rights reserved3