THE BRAIN, 



239 



8. Close to the seventh are the eighth, or auditory 

 nerves. 



9. The ninth, tenth, and eleventh arise close together, 

 farther back and well up on the sides of the spinal bulb. 

 The ninth supplies the back of the tongue and t'he pharynx, 

 and is called the glosso-pliaryngeal nerve. It gives the 

 sense of taste from the base of the tongue. 



Cerebrum 



Spinal Bulb 



FJg. 78. Vertical Section of Brain. 



10. The tenth pair, or vagus nerves pass down out of 

 the brain cavity, give off branches to the pharynx and 

 larynx, and are distributed to the heart, lungs, and stomach. 

 The vagus nerves are so widely distributed that their func- 

 tions cannot be briefly stated. 



11. The eleventh pair arise in part from the spinal 

 cord outside of the cranial cavity, enter the skull, and pass 



