74 



BACTERIOLOGICAL EXAMINA TION 



inside of the mouth, should be wiped off with a cloth moist- 

 ened with 5 per cent, carbolic acid solution. When specimens 

 of sputum are intended for careful bacteriological cultivation, 



FIG. 22. Showing the method of taking a culture from the pharynx. 

 (Morrow.) 



FIG. 23. Wide-mouthed bottle for collecting sputum. 



with the idea of finding out what the causative bacteria in 

 the case may be, the procedure is different. In this case the 

 bottle, again a wide- mouthed one, must be plugged with 



