THE COVER Dorsal view of the human brain Courtesy of S. Mark Williams Neuroscience NEUROSCIENCE: Third Edition Copyright C 2004 by Sinauer Associates, Inc. All rights reserved This book may not be reproduced in whole or in part without permission. Address inquiries and orders to Sinauer Associates, Inc. 23 Plumtree road Sunderland, MA 01375 U.S.A vww. sinauer. com FAX:413-549-1118 orders@sinauer.com publish@sinauer.com Library of Congress Cataloging-in-Publication Data Neuroscience / edited by Dale Purves [et al. ].-3rd ed Includes bibliographical references and index ISBN 0-87893-725-0(casebound alk paper) 1. Neurosciences DNLM: 1. Nervous System Physiology. 2. Neurochemistry WL 102 N50588 2004 I Purves, Dale QP355.2N4872004 6128-dc22 2004003973 Printed in U.S.A 54321NEUROSCIENCE: Third Edition Copyright © 2004 by Sinauer Associates, Inc. All rights reserved. This book may not be reproduced in whole or in part without permission. Address inquiries and orders to Sinauer Associates, Inc. 23 Plumtree Road Sunderland, MA 01375 U.S.A. www.sinauer.com FAX: 413-549-1118 orders@sinauer.com publish@sinauer.com Library of Congress Cataloging-in-Publication Data Neuroscience / edited by Dale Purves ... [et al.].— 3rd ed. p. ; cm. Includes bibliographical references and index. ISBN 0-87893-725-0 (casebound : alk. paper) 1. Neurosciences. [DNLM: 1. Nervous System Physiology. 2. Neurochemistry. WL 102 N50588 2004] I. Purves, Dale. QP355.2.N487 2004 612.8—dc22 2004003973 Printed in U.S.A. 5 4 3 2 1 THE COVER Dorsal view of the human brain. (Courtesy of S. Mark Williams.) Purves3/eFM 5/13/04 12:59 PM Page iv