THE JEJUNUM AND ILEUM 



1291 



MUCOUS COAT 



PLANE OF MU- 

 COUS SURFACE. Q 



FIG. 1017. Mucosa of small intestine in ideal vertical cross-section. (Testut, after Heitzmann.) 



Cuticular border 



Tunica propriety 

 Blood capillaries,-- 



^ 

 /^ 

 /' 



' Epithelium 



.N&!V ! ' r ^ 



'wandering cell 



_Nucleus of smooth 

 muscle cell 





Fro. 1018. Longitudinal section through the end of a villus from the small intestine of a cat. X 450. 



