196 KIXrjTE OF AMYL IN ANGINA PECTORIS. 



(2) that this was probably due to a derangement of the vaso- 

 motor system, and accompanied by a derangement of the cardiac 

 regidating apparatus, producing quickened instead of shewed 

 pulsation ; (3) that the pain was not primarily due to irritation 

 of the nerves composing the cardiac plexus, but produced by 

 ihe pressure of the blood on those of the heart and arteries ; 

 and (4) from the alternation of the attacks with rheumatic 

 pains in other parts of the body, that they were of rheumatic 



