THE BA CTERIOLOGICAL LA BORA TOR Y 25 



The mode of carrying out a dissection for bac- 

 teriological purposes is as follows : Animals either 

 artificially inoculated with pathogenic microbes or 

 those naturally suffering from infectious diseases 



FIG. 6. DISSECTING SCISSORS AND FORCEPS. 



FIG. 7. DISSECTING MICROSCOPE. 



should be dissected as soon after death as possible. 

 In dissecting, every precaution must be adopted to 

 exclude putrefactive or other microbes. The dis- 

 section should be performed in a perfectly still 



