i6o 



ANATOMY OF THE DOMESTIC FOWL 



from the right side; on this side posterior to the liver is the small 

 intestine. Superior to this at No. 7 the rectum. 



The relative position of the visceral organs in the median line is 

 observed in Fig. 35. No. i of this figure shows the stump of the 

 first portion of the esophagus, and No. 2, the left wall of the crop. 

 Following this, and located just below the vertebrae is the second 



FIG. 42. Transverse section through the body of a hen at n, Pig. 33. R, 

 Right side. L, Left side. I, Spinal cord. 2, Vertebra. 3, Spinous process 

 of vertebra. 4, Lungs. 5, Esophagus. 6, Pericardial sac. 7, Sectioned surface 

 of heart. 8, Auricle of heart. 9, Blood clot in right auricle. 10, Section of 

 sternum, n, Pectoral muscles. 



portion of the esophagus. The major portion of the crop is located 

 on the right side. 



It will be noted that the second portion of the esophagus passes 

 over the base of the heart and the superior part of the liver, and then 

 terminates in the proventriculus. The proventriculus extends down- 

 ward and empties into the gizzard. This organ lies antero-laterally 

 to the gizzard, supero-posterior to the liver, and to the left of the 

 spleen. The spleen lies in a triangle formed by the liver, the pro- 



