SCIENCE PRL^ERS, 



t§ VII. 



SCIENCE t^i^u^^— . 



iiS , — — 



— ' n ^A ^/lUi • thev are not 



the intestine. .'^^'^^'^^.^Xv^'^ yousuppose 



unlike thepapilte "f *^ f^^^p? the bottom row of 

 all the epide^js stnpped «cep ^^^ ^ ^^^^ 



cells (4 and *« P?^^ ? Ulustrate the structure 

 deal. Fig. i8 « a sketch '/M .^ ^^^^ up 



of a villus. The eP'J^XShV epithelium, just 

 of a single row of cell^ f^^^^^ network of blood 

 S^S:^.t^^::ience> the ri^tW 



.'Si-'- 



^ , . :.u.i;„m. of wWch some cells aic 



'^^ ,, -Joe ty,e blood capillaries, there 



viUus only. But besides die btood^ P ^^ ^^^ 



is in each vUlus, what Aere is no ^JJ^^^^^ -^ the 



skin, another <^P^llfYi*°h doe not contain blood, 

 left-hand villus only) 'f"?' '^^ery or with any 

 which is not connected ^* any^ery ^^ .^ ^ 



Ser f^eS^nlii^rLse at present 



