INDEX OF SUBJECTS 135 



Innate ideas, 112 



Insane impulses, 112 



Instinct and functional inertia, 98 



Insusceptibility, physiological, an expression of functional inertia, 319 



in nervous system, 2 



neural, 24 



Internal stimuli, 120 

 Irritability, term, first used by Glisson, i 



periodic " fits " of, 49 



JAPANESE, functional inertia of, 101 

 Jews and racial inertia, 65 



KATABOLIC inertia as post-stimulant and post-mortem activity, 



56-63 



synonym for protoplasmic or functional momentum, 63 

 Kinetoscope, illustrates functional inertia, 89 



LATENT period, as refractory period, 22 



in capillary endothelium, 21 



of cells of nervous system, 23-24 



Law, Weber-Fechner, relation of functional inertia to, 2 

 Life (livingness) not described by affectability alone, i 

 Limits set by functional inertia, 28, 29 

 Lobster, muscle of, inertial tremor of, 42 



MALE, metabolic rhythm in the, 49 

 Manifestation of life, definition of, 1 1 

 Menstruation, an organic rhythm, 47 

 Migration of birds, rhythmic, 47 

 Mind, of child, inertia of, 97 



the functional inertia of, 87 



the inertia of, Faraday on, 93 

 Mutationes of cerebral substance, 88 



NON-CORRESPONDENCE with environment, key-note of functional 



inertia, 12 

 Non-living, affectability in the, 114, 115 



matter gives responses like living matter, 114 



molecular inertia in the, 115 



PERIODICITY of growth in plants, 45 



Phenomena to be distinguished from protoplasmic properties, 5 



relation to biotonus, stimulus and property, 1 8 

 Plant, post-stimulant phenomena of, 60 



response, latent period of, 2 1 

 Poeta nascitur non fit, 83 

 Primary property of living matter, no one possible, 4 



