238 avery's own farrier. 



Death beginning at the Brain. — " In this the func- 

 tions of the brain (voluntary motion) cease first; respira- 

 tion next fails. Sudden deaths, beginning at the brain, 

 occur in the case of severe injury to the head, epileptic 

 fits (blind staggers), and the taking of narcotics and 

 other poisons." 



Death beginning at the Heart. — " Here the order is 

 reversed, the pulsations of the heart are first stopped, and 

 as the brain is not supplied with the stimulgs of blood, 

 voluntary motion gradually fails. Breathing, in this 

 case, is the last act of life. Sudden deaths beginning at 

 the heart, occur from poison, diseases aflfecting the heart, 

 &c." 



Death by causes acting upon the system gemrally. — 

 " Hemorrhage produces death by its effects upon the 

 whole system, and not by its suddenly checking the 

 heart's action; for the heart continues to act after all 

 supply to it is cut off. In death from arsenic, lightning, 

 and by compressions made on the brain and spinal mar- 

 row, vitality in all the animal economy ceases at once." 



POISONS. 



May enter the body in different ways — with the food, 

 through the anus by'clysters, through the nostrils and 

 lungs with the air, through the absorbents of the skin, 

 either whole, ulcerated, cut or torn. Poisoned wounds 

 may be made by the stings of bees, wasps, hornets, and 

 the bite of animals, as dogs, snakes, &c. 



Antidotes for Poisons. — Stings are to be treated by the 

 application of cold water, clay and vinegar, and opodel- 



