122 PHYSIOLOGY. 



Describe the cerebellum, the spinal marrow. How many pairs of 

 nerves are there ? How many nerves arise from the cerebrum ?--^-from 

 the pons varolii '? - from the spinal marrow.? from the medulla oblon- 

 gata ? How many principal ganglia :>r net-works of nerves It their 

 situation ? What is a ganglion ? What are the principal ganglions 

 of the nervous Astern of organic life ? What is the sympathetic nerve ? 

 where situated ?' What is the most important organ of the body? 

 What is said of the brain in the lower animals ? Over what functions 

 does the brain preside? Is it immaterial What is the first class 

 of functions over which it presides ? What is understood by sensorial 

 functions ? What becomes of the senses during sleep? during absent- 

 mindedness ? What are ideas ? Is attej tion necessary in order to im- 

 press sensations durably on the mind ?' . ~May sensations be excited 

 without the intervention of sensible objects-t In what disease does this 

 happen ? Is the brain itself sensible f'* Where is the seat of voluntary 

 motion ? How is it performed ? What is volition ? Are motions 

 always under the control of the will T ' In what diseases is this not the 

 case ? What effect has the division of a nerve ? What happens in 

 palsy ? Why is voluntary motion suspended during sleep ? 





