Kooperativer Bibliotheksverbund

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Umfang: 1 online resource (581 p.)

Ausgabe: 1st ed.

ISBN: 0-12-801437-7

Serie: Fish Physiology ; volume 34B

Anmerkung: Description based upon print version of record. , Front Cover; Physiology of Elasmobranch Fishes: Internal Processes; Copyright Page; Contents; Contents of Physiology of Elasmobranch Fishes: Structure and Interaction with Environment, Volume 34A; Contributors; Preface; List of Abbreviations; 1 Elasmobranch Cardiovascular System; 1 Introduction; 2 Cardiovascular Function and Energetics; 2.1 Oxygen Transport by the Cardiovascular System; 2.2 Responses to Hypoxia; 2.3 Elasmobranch Cardiac Anatomy; 2.4 Cardiac Metabolic Biochemistry; 3 Factors Controlling and Effecting Cardiovascular Function; 3.1 Heart Rate and Stroke Volume , 3.1.1 Autonomic Nervous System3.1.2 Venous Compliance, Venous Tone, and Venous Pressure; 3.1.3 Cardiac Filling and the Role of the Pericardioperitoneal Canal; 3.2 Body Fluid Volume and Blood Pressure Regulation; 4 Signaling Mechanisms Effecting Blood Vessel Diameter; 4.1 Gasotransmitters; 4.2 Endothelins and Prostaglandins (Prostacyclin); 4.3 Autonomic Nervous System Signaling Mechanisms (Adrenaline and Noradrenaline); 4.4 Other Vascular Signaling Mechanisms (Acetylcholine, Adenosine, CNP, Serotonin, Vasoactive Intestinal Polypeptide, Bombesin, and Neuropeptide Y) , 4.5 Substances Affecting Gill Blood Flow Patterns5 The Action Potential and Excitation-Contraction (EC) Coupling in Elasmobranch Hearts: The Influences of Environmental, Biochemical, and Molecular Factors; 5.1 The Action Potential; 5.2 EC Coupling; 5.3 Effects of Catecholamines and Acetylcholine; 5.4 Effects of Temperature and Acidosis; 6 Practical Applications: Physiology in the Service of Elasmobranch Conservation; 6.1 Global Climate Change and Ocean Acidification; 6.2 Surviving Interactions with Fishing Gear; 7 Summary; Acknowledgments; References; 2 Control of Breathing in Elasmobranchs , 1 Introduction2 Ventilation: Efferent Motor Output to the Respiratory Muscles; 3 Central Respiratory Rhythm Generation: The Source of the Motor Output; 4 The Respiratory Pattern: The Conditional Nature of the Output; 4.1 Continuous Resting Ventilation; 4.2 Forced Ventilation - Recruitment of Hypaxial Muscles; 4.3 Sporadic (Episodic) Ventilation; 4.4 Ram Ventilation; 5 Relationships Between Ventilation and Heart rate; 6 Afferent Input; 6.1 Respiratory Reflexes; 6.1.1 Hypoxia; 6.1.2 Hypercarbia; 6.1.3 Ammonia; 6.2 Receptors Involved in Reflex Ventilatory Control; 7 Conclusions; References , 3 Oxygen and Carbon Dioxide Transport in Elasmobranchs1 Introduction; 2 Blood-Oxygen Transport; 2.1 Hemoglobin; 2.1.1 General Principles of Hemoglobin Structure and Function; 2.1.2 Hemoglobin Multiplicity; 2.1.3 Ontogenetic Changes to Hemoglobin; 2.1.4 pH and the Evolution of the Bohr Effect; 2.1.5 Organic Phosphate Binding to Hemoglobin; 2.1.6 Interactions of Hemoglobin with Urea and TMAO; 2.1.7 Enthalpy of Hemoglobin-Oxygenation; 2.2 Red Blood Cell Function and Homeostasis; 2.2.1 Red Blood Cell Organic Phosphate Concentrations; 2.2.2 Red Blood Cell Volume and pH Homeostasis , 2.3 Blood-Oxygen Content: Hemoglobin Concentration and Hematocrit

Weitere Ausg.: ISBN 0-12-801286-2

Sprache: Englisch