DEGLUTITION DIGESTIVE APPARATUS. 



181 



danger, since it shows that not the brain alone, but the upper 

 part of the spinal cord, is suffering from the pressure ; and 

 that the movements of respiration, which depend upon a 

 similar action of the nervous system ( 340), will probably 

 soon cease, so that death must ensue. 



Digestive Apparatus. 



197. The food, thus propelled downwards by the action of 

 the muscles of the pharynx and of the oesophagus (gullet), 



Large Intestine 



Spleen 



.----Colon 



- Small Intestine 

 - - Colon 



Small Intestine Rectum 



Fig. 108. DIGESTIVE APPARATUS op MAH. 



arrives, in Man and the Mammalia, at the stomach ; which is 

 a large membranous bag, placed across the upper part of the 



