116 NORMAL HISTOLOGY. 



Laboratory exercise No. 36. Large intestine. Fix in corrosive sub- 

 limate, embed in celloidin or paraffin, and stain with haBmatoxylin and 

 eosin, method No. 8. Search for the lacteal in the center of a villus. 

 Demonstrate the different coats and name their structural elements. 

 Find the glands of Lieberkuhn and solitary follicles. Drawings. State 

 the functions of the various glands of the alimentary tract. How are 

 capillaries and lacteals distributed ? What of the nerve supply and 

 nerve endings? 



(Esophagus. 



(Esophagus: (a) Mucosa; (b) Squamous epithelium; (c) Membrana propria; 

 (d) Stroma; (e) Muscularis mucosae; (f) Sub-mucosa; (g) Connective tissue; (h) 

 Glands; (i) Circular muscle layer; ( j ) Longitudinal muscle layer; (k) Serous 

 coat; (1) Endothelium. 



Stomach. 



Stomach: (a) Mucosa; (b) Columnar epithelium; (c) Membrana propria; (d) 

 Stroma; (e) Peptic glands; (f) Pyloric glands; (g) Muscularis mucosae; (h) Sub- 

 mucosa; (i) Connective tissue; (j ) Bloodvessels; (k) Nerve; (1) Circular muscle 

 layer; (m) Longitudinal muscle layer; (n) Serous coat. 



