DECIMAL CLASSIFICATION 
612.213 
215 
R 
- 
PS 
4 
4 
210 
22 
221 
222 
223 
L 
- 
~~ 
Pp 
Influence of respiration on circulation 
See also 612.1461 
Special physiology of respiratory apparatus 
Bronchi 
Trachea 
Smooth pulmonary muscles 
Primary paths of respiration: nose and pharynx 
Pleura 
Pulmonary circulation 
See also 612.148 
Pulmonary absorption of liquids 
See also 612.385 
Respiratory frequence and rhythm 
Respiratory sounds 
Pulmonary ventilation 
Artificial respiration, artificial changes of respiration 
Action of muscles Mechanical fenomena 
Dimensions and expansibility of thorax 
Action of diafram 
Other mechanical fenomena 
Modified respiratory acts: snoring, laughing, crying, sighing, yawning, 
coughing, hawking, sneezing, blowing nose, gargling 
Respiratory exchange of gases Respiratory 
chemistry 
o2 Action of oxygen and ozone on organisms 
o8 Composition of normal air (only in its physiologic bearing) 
Technic of gaseous exchange 
Effect of various agents on gaseous exchange 
Effect of quality of air 
Hyperpnea, polypnea, thermopnea 
Composition of abnormal air 
Carbonic acid 
Activ oxygen or ozone 
[nfluence of barometric pressure 
See 612.27 
Influence of climate 
[nfluence of food 
“ temperature 
Effect of disease and intoxications 
Influence of organs 
[nfluence of muscular movements 
Motion, rest, work 
Influence of nervous system 
“ circulation 
Influence of animal kind 
Variability of gaseous exchange in animal kinds 
Influence of stature 
Aquatic animals