4:2 PRINCIPLES OP YETEEmAEY SUBGEKT 



It must not be poisonous to the system wlien absorbed. It 

 must be reasonable in price. 



Name' the antiseptics of special importance to veterinarians. 



Heat, bichloride of mercury, formalin, carbolic acid, 



creolin, protargol, iodoform, tannoform, zinc chloride, aristol. 



What wounds do you dress and bandage 9 



All those which by the proper use of antiseptics have 

 become aseptic, in order to protect them against the further 

 invasion of pyogenic or specific bacteria. 



When do you use a dry and when a moist dressing 9 



"Wounds -which suppurate freely or secrete freely, other- 

 wise those with cellulitis of the neighboring tissues, are 

 given a moist antiseptic dressing. Parts yet to be operated 

 and to be disinfected previous to the operation are also given 

 a moist antiseptic dressing. (Hoof, in preparing for a quitter 

 operation ; the metacarpal region previous to a neurectomy.) 



How often should a bandage be changed 9 



It is not to be disturbed unless dislocated or unless the 

 animal shows pain, fever or increasing swelling of the 

 injured parts, when the bandage becomes soiled by pus or 

 wound discharge. The odor arising from a bandage is not 

 always a deciding feature for changing it. 



Under what circumstances is an open wound treatment 

 indicated 9 



Whenever the state of the wound or the part of the body- 

 prevents the application of a dressing. Under these circum- 

 stances an attempt is made to replace the regular dressing by 

 producing artificially a firmly adhering scab on the wound 

 surface. 



