Paul E. Howe 35 



PV. Peters and C. D. Blackhurn: Experimental and clinical studies 

 on mental defectives : (III) Relation of systolic and diastolic blood- 

 pressures and their power of adjustment to body position. — R. T. 

 Woodyatt: Prolonged uniform intravenous injections, 



Third SESSION. Wednesday, Dec. 29, 9.00 a, m. IV. E. 

 Bürge: Mode of action of ultra-violet radiation in destroying hor- 

 mones, pro-enzymes, enzymes and living cells. — Robert Gesell: 

 Initial length, initial tension, and tone of auricular muscle in relation 

 to myo- and cardiodynamics. — C. D. Snyder: Is the contraction of 

 smooth muscle accompanied by heat-production? — P. M. Daivson 

 and P. C. Hodges: The experiment of Valsalva. — T. L. Patterson: 

 Comparative studies in the physiology of gastric hunger-contrac- 

 tions in amphibia and reptiha. — F. R. Miller: Localization by faradic 

 Stimulation in the floor of the fourth ventricle. — W. H. Spencer, 

 G. P. Meyer and P. B. Hawk: Direct evidence of duodenal regurgi- 

 tation and its influence upon the chemistry and function of the nor- 

 mal human stomach. — F. P. Knowlton: Diuretic action of tissue 

 extracts. — R. G. Pearce: Appearance of sugar in the digestive secre- 

 tions in phloridzin glycosuria. — H. L. Higgins: Rapidity with which 

 alcohol and some sugars are available as nutriment. — VV. B. Cannon 

 and McKeen Cattell: Electrical changes in glands. — /. Aiier: Action 

 of the depressor nerve on the pupil. — Raymond Spaeth: Evidence 

 showing the metaphore to be a disguised type of smooth muscle. — 

 E. G. Martin and R. W. Lovett: Voluntary Innervation of skeletal 

 muscle. 



Fourth Session, Wednesday, Dec. 29, 2.00 p. m. M. L. 

 Koch and Carl Voegtlin: Comparison of chemical changes in the 

 central nervous System, in pellagra and in animals on an exclusive 

 vegetable diet. — E. L. Scott: Lecithin-glucose preparation. — /. H. 

 Pratt: Effect of excluding pancreatic secretion from the intestine 

 on the absorption of nitrogen and fat. — /. R. Murlin and /. A. 

 Riche: Fat of the blood in relation to heat-production, narcosis and 

 muscular work. — C. W. Greene and W. S. Summers: Fat and lipase 

 content in the blood in relation to fat feeding and to fasting. — T. B, 

 Osborne and L. B. Mendel: Practical applications of feeding ex- 

 periments with albino rats. — Aaron Arkin: Influence of chemical 

 substances on immune reactions, with special reference to oxida- 



