62 fi:vi:k. 



/„ ".. ,:. . .-f the iiialulld, (to nliiuitiil an to pnralifzr tin iniilnlhiri/ ruso 7U'il(ir rvntrr*, 

 art I liy (t viry lUciiltd Jail (»/' animal tnnperatttrr. 



Sivtitin o/ thf intditlla at titt line of iln Jiinrlion irith the jxniM, in the dmj itnuaUy 

 hiuh to an elecatiun of animal temiKrature, if ihc vii:iluHary vtmo-inoior ventres are 

 not in any tetty vampnnnitlttl. 



The rise and fall of aiiiiiial tiiupcratun" followiiif^ si'ctions of tlic incdiilla may 

 l»c line to ulterations of lioat production or of licat dissipation. To dcttTiiiiuc tliis 

 till* following fxpcrimcnts have been performed. 



The first series were undertaken to determine the ell'ecl of injuries which cause 

 paralysis of flic vastvmotor cenfres. 



KXI'EKIMENT 54. 

 A lnr(»f cur. wimrIiI 2(i.25 poiindx. 



1:45 P. M. — Section made, followed by paralysis, wliicli was completo, oxopjit that one Itfr WM 

 oceasioually slightly moved 1:.'>0 v. m. — Rectal tunipLTaHiri- 103° F. 



3:30 p. M. — Animal .still hroathing well : the kyniograpliion wn.s conncrtcd with the carotid, the 

 pneamogastrica cot and the sciatic exposed; galvanization of the sciatic had no influence upon blood 

 pressarc, although a very powerful current wa-s used. The dog wa.«< killed some time later. 



Aulopgtj. — The section was through the nicdnlla, ju.st In-low the point of the calamus. The righl 

 ,;.!.. >. o- p„i through completely, the left more than half through. 



Ileat DiMKipation. 

 IlEroaE SEcriuN. 



QuaoUly of air (V) wm 77.983 at 740.16— 320 — 42.16 = t'. V + (V x t' X 0.002035) = V. 



V - ' jJJJ - 71.8. \\ - V X 0.08073 - 5.8 



Hi** in temp, of air 5.04 — t. Q — W x t X up. h. — 5.8 x 5.04 X 0.2374 = fi.9397 -1 hcnt given to air. 

 Iliic Id temp, of water 0.23 x 164.1414 — 37.7.'.25 = li.nt pivrn to rnlorimeter. 



C y;ty7 = lunl given to oir. 



nonriy diui'pntt'on nf hrat 44.6922 



