CAPILLARY SYSTEMS, 149 



tf. Into those which involve the general circulation, 

 and those which belong to the capillary. 



Q. Give examples of these. 



/?. Fever is a disease of the general circulation, while 

 the capillaries are the seats of eruptions, tumours, and in- 

 flammation. 



Q. To what classes of animals are fevers confined ? 



#. To those with large vessels, in which the blood 

 moves in mass; where there is no other circulation than 

 capillary, fever cannot exist. 



Q. Which is the most essential circulation? 



*#. The capillary, for there is no organized being with- 

 out it, but there are those without the larger or general 

 circulation. 



Q. When there is irregular motion of the blood in the 

 capillaries of one part, how is the relation between the 

 veins and arteries preserved? 



*#. When obstructed in one part of the capillary sys- 

 tem, the determination of blood to another portion of that 

 system is increased. 



Q. Is the whole capillary system ever affected ? 



*#. No death is the inevitable result of such a state. 



Q. What is a most important law of the vital forces? 



<ft. That when increased in one part, it is necessarily 

 at the expense of other parts. 



Q. How do you account for the uneasy sensations ex- 

 perienced under atmospheric changes? 



*ft. They are the effects of greater or less atmospheric 

 pressure on the equilibrium of internal and external capil- 

 lary circulation. 



Q. What important principle as to blood-letting results 



