Proceedings and List of Papers read, 221 



Is the efficiency of the afferent root as an excitor of reflexes in- 

 fluenced by distal severance of it ? 



Double conduction in the central nervous system ; information as 

 to the connections of the long ascending fibres of the dorsal columns. 



The locus of incidence of areal induction in the synapse. 



A particular case in regard to the relation between afferent and 

 efferent neurons is offered by the eye- muscles. The source of tonus 

 of the eye-muscles. 



The importance of afferent roots to muscular activity. The dis- 

 tinction between anaesthesia and apaasthesia. 



The question of the independent excitability of the motor neuron. 



April 8, 1897. 



The LOED LISTER, F.R.C.S., D.C.L., President, in the Chair. 



A List of the Presents received was laid on the table, and thanks 

 ordered for them. 



The following Papers were read : — 



I. " The Production of X Rays of different Penetrative Values." 

 By A. A. C. Swinton. Communicated by Lord Kelvin, 

 F.R.S. 



II. " Photographic Spectra of Stars to the Magnitude." By 

 F. McClean, F.R.S. 



III. " Condensation of Water Vapour in the Presence of Dust-free 



Air and other Gases." By C. T. R. Wilson, B.Sc. (Vict.), 

 M.A. (Cantab.), of Sydney Sussex College, Clerk-Maxwell 

 Student in the University of Cambridge. Communicated 

 by Professor J. J. Thomson, F.R.S. 



IV. " Double (Antidrome) Conduction in the Central Nervous 



System." By C. S. Sherrington, M.A., M.D., F.R.S., 

 Holt Professor of Physiology, University College, Liverpool. 



V. " Further Note on the Sensory Nerves of Muscles." By C. S. 

 Sherrington, M.A.,M.D., F.R.S., Holt Professor of Physio- 

 logy in University College, Liverpool. 



VI. " On the Breaking-up of Fat in the Alimentary Canal under 

 Normal Circumstances and in the Absence of the Pancreas." 

 By Vaughan Harley, M.D., M.R.C.P., Professor of Patho- 

 logical Chemistry, University College, London. Com- 

 municated by Professor Horsley, F.R.S. 



