40 



MANAGEMENT AND BREEDING OF HORSES 



a capacity of about 19 quarts.* The intestines consist of 

 two parts of unequal size. The smaller, which is about 

 74 feet in length, has a capacity of approximately 70 

 quarts, and is called: the small intestine. The larger, 

 wlAh is abouli 24 liet in length, has a capacity of ap-4- 



1. Mouth 



2. Pharynx 



3. Oesoohagus 



4. Diaphram 



5. Spleen 



6. Stomach 



FIG. 22.— DIGESTIVE SYSTEM 



7. Duodenum 13. Rectum 



8. Liver. 14. Anus 



9. Large colon 15. Left kidney 



10. Caecum 16. Bladder 



11. Small intestines 17, Urethra 



12. Floating colon 



proximately 140 quarts, and is called the large intestine. 

 It is divided into three parts, the caecum, colon and 

 rectum. (Fig. 22.) 



While the capacity of the horse's stomach is less than 

 that of the cow, that of the large intestine is much greater 

 due largely to the caecum — a greatly enlarged portion of 

 the alimentary tract, linking the small and large intes- 



*Feeds and Feeding, W. A. Henry, page 19. 



