31. Vital Capacity vs Age: Children and Adolescents 30 



32. Vital Capacity vs Standing Height: Children and Adolescents 31 



33. Vital Capacity vs Weight: Children and Adolescents 3Z 



34. Vital Capacity vs Surface Area: Children and Adolescents 33 



35. Vital Capacity vs Standing Height: Children and Adolescents (Graphs) 34 



Part I: Males 34 



Part II: Females 35 



36. Vital Capacity vs Age and Standing Height: Children and Adolescents 36 



37. Vital Capacity vs Age and Sitting Height: Children and Adolescents 37 



38. Lung Volumes; Man 38 



39. Effect of Postural Change on Lung Volumes: Man 40 



40. Effect of Pregnancy on Lung Volumes and Other Ventilatory Variables: Man .... 40 



41. Respiratory Rate, Tidal and Minute Volumes: Vertebrates 41 



42. Respiratory Rate, Tidal and Minute Volumes: Infants 42 



43. Tidal and Minute Volumes: Man 43 



44. Basal Respiratory Functions: Man . . 44 



45. O2 and CO2 Pressures in Alveolar Air and Subcutaneous Tissue: Man 44 



46. Ventilation and O2 Uptake, Right vs Left Lung: Man 45 



47. Respiratory Dead Space: Man 46 



Part 1: At Rest 46 



Part II: During Activity 47 



Part III: During CO2 Hyperpnea 47 



48. Respiratory Dead Space and Change in Functional Residual Capacity; Dog (Graph) . 48 



49. Some Factors Affecting Respiratory Dead Space: Man 48 



Part I: Effect of Breathholding 48 



Part II: Effect of Breathing Level 49 



Part 111: Dead Space for O2, CO^. He, and N2 49 



50. Respiratory Dead Space and Tidal Volume: Man 50 



51. Respiratory Dead Space and Tidal Volume: Dog (Graph) 50 



52. Respiratory Dead Space in Pathological Conditions: Man 51 



53. Diffusion Capacity of the Lungs: Man 52 



Part I: At Rest and during Activity 52 



Part II: Effect of Acclimatization to Altitude 52 



54. Alveolar-Capillary Diffusion: Man (Graphs) 53 



Part I: Pulmonary Capillary O^ Pressure 53 



Part II: End- and Mean Capillary O^ Pressures 53 



55. Dynamics of Pulmonary Circulation: Man, Dog 54 



IV. BLOOD RESPIRATORY CHARACTERISTICS 



56. Blood Gases, Variables, Factors, and Constants: Man 56 



57. Arterial and Venous Blood Gas Comparisons: Man, Adult and Newborn 57 



58. .Arterio- Venous O^ and CO^ Differences: Man, Dog, Monkey 58 



59. Arterio- Venous Lactate and Pyruvate Differences in Various Structures: Man ... 59 



60. Arterio- Venous Postabsorptive Glucose Differences: Man 59 



61. Blood Lactate Venous Levels in Conditions of Rest, Exercise, and Hyperventil- 

 ation: Mar. 60 



62. Arterio- Venous Lactate Differences in Conditions of Rest, Exercise, and Hyper- 

 ventilation: Man 60 



63. Arterio- Venous Glucose Differences as Influenced by Alimentary Hyperglycemia: 



Man 61 



64. Effect of Temperature Change on Blood CO^ and O2 Pressures: Man, Dog (Line 

 Charts) 62 



65. Temperature and pH vs Serum pK': Man, Dog (Nomogram) 63 



66. H2CO3 Dissociation Constants: Man, Dog, Ox 63 



67. Blood CO2 Absorption as F'unction of CO2 Pressure: Man 64 



68. Blood CO2 Absorption as Function of CO2 Pressure: Animals 65 



69. Data for Constructing Blood O2 Dissociation Curves 66 



Part I: Man 66 



Part 11: Mammals 66 



Part III: Birds 68 



Part IV: Reptiles b8 



Part V: Amphibians 69 



Part VI: Fish 69 



Part VII: Invertebrates 70 



70. Blood O2 Dissociation Line Charts: Man 72 



71. Blood O2 Dissociation Curves: Man 74 



Part I: At Various pH Values 74 



Part II: At Various Temperatures 75 



vi 



