246 ELEMENTARY PHYSIOLOGY 



8. What is the normal body temperature, and how can it be ascertained ? 

 Where is the bodily heat chiefly produced, and how is it distributed ? Explain 

 the purpose of the excessive perspiration which may be produced by (a) severe 

 muscular exercise, and (l>) a hot bath. (13) 



9. What is meant by the terms motor and sensory as applied to nerves ? 

 The brainless frog will move up its leg if the toe is pinched. What structures 

 are involved in this reflex act ? (13) 



10. Make a drawing to show the position of the parts in the eyeball which 

 are traversed by rays of light. (12) 



