INTRODUCTORY REMARKS. 



" DENIQUE in omni parte medicine, physiologica, 

 pathologica, semeiotica, therapeutica, cum quot 

 problemata determinari possint ex hac data veritate 

 et luce, quanta dubia solvi et quot obscura dilucidari, 

 animo mecum reputo, campum invenio spatiosissi- 

 mum, ubi longius percurrere et latius expatiari adeo 

 possum, ut noil solum in volumen excresceret, praster 

 institutum meum, hoc opus, sed mini forsan vita ad 

 finem faciendum deficeret."* 



"It must be confessed that the discovery of the 

 circulation has not been followed by so great an 

 advancement in the science of medicine as was 

 naturally to have been expected from it. The 

 reason of which is, that our theory has not yet 

 advanced much in the knowledge which is naturally 



* Harvey, "Dc Gurdis et Sanyuinis Motu." 1648. 



