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the animal system to a shock from lightning. Two degrees of electric 

 or lightning shock may be observed, one producing temporary contrac- 

 tion of muscles and insensibility, from which recovery is possible, the 

 other killing directly, by producing a condition of nervous and general 

 insensibility. In shocks which are not immediately fatal the animal is 

 usually insensible, the respiration slow, labored or gasping, the pulse 

 slow, feeble, and irregular, and the pupils dilated and not sensitive, or 

 they may be contracted and sensitive. The temi)erature is lowered. 

 There may be a tendency to convulsions or spasms. The predominat- 

 ing symptoms are extreme cardiac and respiratory depression. 



Treatment. — Sulphate of atropia should be given hypodermically in 

 one quarter grain doses every hour or two hours until the heart beats 

 are invigorated, the number and fullness of the respirations increased, 

 and consciousness returns. Stimulating injections per rectum may also 

 be useful in arousing the circulation 3 for this purpose whisky or am- 

 monia water may be used. 



