Although just two years have passed since the first English edition of this book, advances in neurophysiology have dictated considerable revision of most of the chapters. The chapters on synaptic transmis sion, motor systems, and the autonomie nervous system, for example, have been revised, extended, and in some parts entirely rewritten. In response to a frequently expressed wish, a chapter on the in tegrative functions of the nervous system has been added. Here the use of the term "integrative functions" expresses our lack of a better general term covering such diverse activities and states of the nervous system as waking, sleeping, dreaming, consciousness, speech, leam ing, and memory. This chapter also includes an introduction to the physiology of the cerebral cortex and the characteristics of the elec troencephalogram. Another new section is a chapter on the control-systems aspects of central nervous activity, a reßection of the fact that many processes, particularly those involving motor activity and the autonomie nervous system, can best be described and analyzed in terms of control theory. The previous Chapter 7, Sensory Systems, has been largely included in another volume, "Fundamentals of Sensory Physiology." Finally-again at the suggestion of readers-a bibliography has been added to guide the student further into the topics of the indi vidual chapters. Most of the references are re cent; they offer access to the current originalliterature.
Since the first English edition of this book appeared three years ago, the authors have received many useful comments from readers. In preparing this amended edition we have carefully examined each chapter, improving and expanding the text where necessary; in the process, we have been greatly helped by their remarks. Further commentary on this edition will be much appreciated. Again, I should like to express the gratitude of all the authors to the staff of Springer-Verlag for expediting the publication of the book. Kiel, Germany, July 1981 ROBERT F. SCHMIDT Preface to the First Edition In the field of sensory physiology we are concerned with what our sense organs and the associated central nervous structures - can do and how that perform ance is achieved. Research here is not limited to description of the physi cochemical reactions taking place in these structures; the conditions under which sensations and perceptions arise and the rules that govern them are also of fundamental interest. Sensory physiology thus demands the attention of everyone who wishes to - or must - delve into the potentialities and limitations of human experience.
Susan Zimmermann talked with forty women about one of the most sensitive issues of body image and health - their breasts, the chief attribute of femininity. In the aftermath of the early 1990s controversy over the use of silicone breast implants, how do women decide to undergo surgery to enhance or reconstruct their bodies? How does surgery alter a woman's self-image? How do they face the possibility of debilitating autoimmune disease from rupturing or leaking implants? Now, having faced years of medical and personal uncertainty, many have coped by reassessing their lives and their relationships, by sharing information and support with other women with implants, outreach that becomes a means for self-empowerment.
Evolved will take you on a leadership journey from past to future. Concepts which were taught created Management rituals and myths that do not work in the 21st century. Surrendering old rituals and then embracing innovative and effective methods align the organization today and well into the future.
Neuerdings sehe ich sie. Überall und unerwartet. Sie sind unheimlich und beeindruckend zugleich. Wunderschön anzusehen, aber gleichermaßen kaum zu ertragen. Sie sind umgeben von etwas Geheimnisvollem, das meine Neugierde weckt. Ihr weißliches Schimmern ist wunderbar anzusehen. Sind es Gespenster? Sind es Gespinste? Als wäre die Trennung nicht schon genug, scheinen mich diese unheimlichen Illusionen und Vorkommnisse regelrecht zu verfolgen. So zerrissen ich mich auch fühle, gehe ich den Tatsachen auf den Grund. Doch je mehr ich herausfinde und verstehe, je tiefer ich in ihr Dasein eintauche, desto belastender werden die Erkenntnisse. Ich werde ihr Geheimnis enthüllen! Dennoch frage ich mich: Wie viel kann ein Mensch ertragen?
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