Human Physiology, 



sense as well as motion in pairs two eyes, two ears, and the 

 nose and tongue, organs of smell and taste, are divided in their 

 centres, and served by pairs of nerves, so that a man may 



Fig. 17. THE VITAL SYSTEM. 



A, heart ; B, B, lungs ; C. 



liver; D, stomach; E, spleen; 



m, m t kidneys. Below are the 



stomach and the large and small 



intestines; i, uterus; h, 7i, ovaries; 



-, bladder. 



Fig. 1 6. NERVOUS SYSTEM. 



be able to smell with only one side of his nose, and taste with 

 only one side of his tongue, as he sees with one eye, or hears 

 with one ear, or has the sense of feeling only in one half of 

 his body. 



