Air, [76].
Changes it undergoes in lungs, [101].
Complemental, [89], [103].
Reserve, [89], [103].
Residual, [89], [103].
Tidal, [88], [103].
Air passages, [80].
Albuminoids, [119].
Purpose served by, [121].
Alcohol,
A cause of crime, [333].
Effects on circulation, [55], [56].
Effects on digestion, [167].
Effects on energy supply, [195].
Effects on respiratory organs, [98].
Effects on social environment, [413].
Effect on temperature regulation, [271].
Effects on waste elimination, [212].
General considerations, [412]-[415].
Alimentary canal, coats of, [138].
Alimentary muscles, work of, [159].
Alkaline reactions, [171].
Alveoli, [82].
Anatomy, defined, [1].