PI CI LIARI 



Although Dormall; 

 ulated undei 



Under these conditions in man 

 200 '■ ■■ a da} or mi 

 The fluid is apparently 



ill.- pathu a\ H by M 1 1 1 • - 1 1 tin 



noid Bpace are obstructed, it colli i 



hydrocephalus. I Fnd< 



rapid, an Rhown experimentally b} th< 



saline is absorbed « hen it is in 



absorption is belies <-<\ to | 



arc minute sac like protrusi 



\cii. »us sinus Tl e mem 



Muiil is extremely thin at l 



Physical Conditions ot Circulation 



1 "i accounl of these anatomical peculia 

 trolling tin' circulation of bl 



from ' ' ibtaining in an 



exception of the bones. In othei 



dilatation or constriction of ti 



diminution of the volume "t" t i 



in volume is evidently imp< 



the rigid cranium in which it [i 



poinl <»f view w e musl 



jecting into a ci'_ r i'l • lied with 



these conditions it i- <<h\ ious 1 1 



contract inn- dilate v. ithoul son 



the contents of tin- cranial 



ime hai <■ thoughl that tl i 

 of the spinal cord mig I 

 tents, bul the relative!} small 

 the small! the openi 



flu- lack of experimental 



spinal fluid in tl 

 diction to such a \ iev I ! 

 not contracl 



* siniulta 

 such as the sm.i 



that it is only 



in."- in the calilx 



