Respiratory Function in Birds, Adult and Embryonic : Satellite Symposium of the 27th International Congress of Physiological Sciences, Paris 1977, held at the Max-Planck-Institute for Experimental Medicine, Göttingen (FRG), July 28-30, 1977

Front Matter....Pages I-XIII Front Matter....Pages 1-1 General Morphological Principles of Amniotic Lungs....Pages 2-15 Ventilation Mechanisms: Problems in Evaluating the Transition to Birds....Pages 16-22 Lung Surfactant and Lung Lining in Birds....Pages 23-32 Intrapulmonary Carbon Dioxide Sensitive Receptors: Amphibians to Mammals....Pages 33-50 Circulation: A Comparison of Reptiles, Mammals, and Birds....Pages 51-60 Mechanisms Controlling the Oxygen Affinity of Bird and Reptile Blood: A Comparison Between the Funtional Properties of Chicken and Crocodile Hemoglobin....Pages 61-66 Front Matter....Pages 67-67 Effects of Hypoxia on Heart Activity in Diving, Flying, and Land Birds....Pages 68-70 Cardiopulmonary Responses to Acute Hypoxia in Domestic Fowl....Pages 71-78 Oxygen Transport During Progressive Hypoxia in Bar-headed Geese (Anser indicus) Acclimatized to Sea Level and 5600 Meters....Pages 79-83 Role of Arterial Chemoreceptors in Ventilatory Acclimation to High Altitude in Unanesthetized Pekin Ducks....Pages 84-84 Ventilation in the Humming Birds Colibri coruscans During Altitude Hovering....Pages 85-88 Respiration During Flight in Birds....Pages 89-94 The Contribution of Arterial Chemoreceptors and Baroreceptors to Diving Reflexes in Birds....Pages 95-104 Adjustment of the Regional Pulmonary Circulation to the Profile of Oxygen Pressure Along the Parabronchus in the Duck....Pages 105-110 Front Matter....Pages 111-111 The Structure of the Intrapulmonary Vasculature of the Domestic Fowl....Pages 112-124 A Model of the Capillary Zone of the Avian Tertiary Bronchus....Pages 125-128 Ventilatory 133 Xenon Distribution Studies in the Duck(Anas platyrhynchos)....Pages 129-135 Diffusion in Avian Pulmonary Gas Exchange: Role of the Diffusion Resistance of the Blood-Gas Barrier and the Air Capillaries....Pages 136-141 Airway Resistance....Pages 142-147 Origin of Carbon Dioxide in Caudal Airsacs of Birds....Pages 148-153 Front Matter....Pages 155-155 Effects of Intrapulmonary Chemoreceptors in Perfused and Non-Perfused Lungs....Pages 156-163 Role of Avian Intrapulmonary Chemoreceptors in the Ventilatory Response in Inhaled Carbon Dioxide: Effects of Acetazolamide in the Duck....Pages 164-167 Ventilatory Responses During Arterial Homeostasis of P CO 2 at Low Levels of Inspired Carbon Dioxide....Pages 168-174 The Effect of Middle Cardiac Nerve Stimulation Upon the Respiratory Response to $${\operatorname{Pa} _{{{\operatorname{CO} }_2}}}$$ in the Chicken....Pages 175-181 Effect of F L CO 2 Dynamics on T i and T tot in Spontaneously Breathing Birds....Pages 182-187 Effect of Stretch on the Respiratory Pattern of a Chicken....Pages 188-195 Central Nervous Mechanisms Regulating Thermal Panting....Pages 196-203 Control of Panting by Thermosensitive Spinal Neurons in Birds....Pages 204-210 Front Matter....Pages 211-211 The Avian Egg: In vivo Conductances to Oxygen, Carbon Dioxide, and Water Vapor in Late Development....Pages 212-218 Pore Size Versus Pore Number in Avian Eggshells....Pages 219-226 Interdependence of Gas Conductance, Incubation Length, and Weight of the Avian Egg....Pages 227-236 Metabolism of Avian Embryos: Comparative Ontogeny....Pages 237-238 The Kiwi: A Case of Compensating Divergences From Allometric Predictions....Pages 239-242 Gas Conductance in the Eggshell of the Mound-Building Brush Turkey....Pages 243-246 Acid-Base Balance During Eggshell Formation....Pages 247-259 Development of the Avian Respiratory and Circulatory Systems....Pages 260-273 Gas Transfer in the Chorioallantois....Pages 274-291 Respiratory Function of Embryonic Chicken Hemoglobin....Pages 292-297 The Effects of Restricted Gas Exchange on Embryonic Heart Rate....Pages 298-303 Back Matter....Pages 305-310