96. Mean Respiratory Air Flow Characteristics: Man 138 



97. Respiratory Reflexes; Man 139 



VU. ARTIFICIAL RESPIRATION 



98. Required Tidal Volume vs Body Weight and Breathing Frequency; Man (Nomogram). 140 



99. Mean Tidal Volume for Various Techniques of Artificial Respiration; Man 141 



Part 1: Apneic Infants 141 



Part II; Apneic Adults 141 



100. Ventilatory Characteristics of Various Respirators and Techniques of Artificial 

 Respiration; Man 142 



Vlll. EFFECTS OF EXERCISE 



101. Ventilation and Gas Exchange vs Exercise and Recovery: Man 143 



102. Effects of Exercise on Pulmonary Function and Heart Rate: Man 144 



Part I; Males, 4-33 Years 144 



Part II; Males, 20-66 Years 144 



Part III; Females. 4-25 Years 145 



103. Effect of Various Work Loads on Pulmonary Function and Heart Rate: Man 145 



104. Summary, Effects of Exercise on Pulmonary Function and Heart Rate; Men at 

 Various Ages (Graphs) 146 



105. Energy Cost of Progression: Man 147 



106. O^ Requirement at Various Running and Walking Speeds: Men (Graph) 150 



IX. EFFECTS OF VARIOUS CONCENTRATIONS OF INHALED GASES 



107. Effect of Breathing N^ on Respiratory Rate, Tidal and Minute Volumes; Man .... 151 



108. Effect of Breathing N2 on Respiratory Rate and Minute Volume: Dog 151 



109. Pulmonary Function: Residents and Newcomers at High Altitudes 151 



110. Blood Gases; Residents and Newcomers at High Altitudes 151 



HI. Effect of Reduced Barometric Pressures on Pulmonary Function and Heart 



Rate; Man 152 



112. Effect of Reduced Barometric Pressures and CO2 Inhalation on Pulmonary 



Function and Heart Rate; Man 154 



113. Effect of Reduced Barometric Pressures and Exercise on Pulmonary Function 



and Heart Rate; Man 155 



114. Effect of Acclimatization to Reduced Barometric Pressures on Pulmonary 



Function: Man 156 



115. Effect of Reduced Barometric Pressures and Exercise on Ventilation: Man 156 



116. Effect of Acute Exposure to 2.43% O2 on Pulmonary Function; Dog 157 



117. Effect of Progressive Anoxia on PuUnonary Function; Dog 157 



118. Effect of Hyperventilation on Blood CO2 Carriage; Man 157 



119. Effect of Combined Anoxia and Hypercapnia on Alveolar CO2 and O2; Man 158 



Part I: Tabular 158 



Part II; Graphic 159 



120. Effects of Breathing CO2 160 



Part I; On Ventilation: Mammals 160 



Part II; On Blood Gases and Alveolar CO2 Threshold: Man 163 



Part III: On Other Respiratory Variables: Mammals 164 



121. Effects of Breathing O2 ■ 167 



Part 1; On Ventilation; Mammals 167 



Part II; On Other Respiratory Variables: Man 169 



122. Pulmonary N2 Washout; Man 171 



Part I: Tabular 171 



Part II; Graphic 171 



123. Effect of Breathing O2 at 3-4 Atmospheres on Blood Gases: Man 172 



124. Effect of Breathing Air at One Atmosphere and O2 at 3-3.92 Atmospheres on 



Blood Gases; Dog 172 



125. Effect of Breathing O2 at 3-4 Atmospheres on Respiratory Rate, Pulse Rate. 



and Blood Pressure; Man 174 



126. Effect of Breathing Air, 6% O2 in N2. and 100% O2 at 3.5 Atmospheres on 

 Respiratory Exchange; Man 174 



127. Effect of Rapid Decompression from a High Pressure Atmosphere on Blood 



Gases: Dog 175 



128. Effect of Decompression in 5 Seconds from High Pressure Atmospheres on 

 Respiratory Rate and Blood Pressure: Dog 17 5 



129. Effect of Dei ompression and Recompression on Blood Pressure, Respiratory 



Rate, and Pulse Rate; Dog (Graphs) 176 



130. Effect of Decompression on Internal Pressures: Dog 177 



viii 



