The use of chemical agents directly on exposed body surfaces to destroy or inhib
ID: 204021 • Letter: T
Question
The use of chemical agents directly on exposed body surfaces to destroy or inhibit vegetative pathogens is: O disinfection. O sterilization O antisepsis O sanitization O degermation QUESTION 2 was instlled into the eyes of newborn infants to prevent gonococcal infections? Historically, which of the following O triclosan formaldehyde O phenol O silver nitrate O mercurochrome QUESTION 3 Bacteriostatic agents kill bacterial cells O True False QUESTION 4 Which of the following types of control agents would be used to achieve sterility? O virucide O bactericide O germicide O sporicide O fungicide QUESTIONS Sterlization is achieved by O flash pasteurization. O hot water O boiling water O steam autoclave O All of the choices are correct QUESTIONG microbial forms haive the highest resistance to physical and chomical controls? o naked viruses O protozoan cysts fungal sporesExplanation / Answer
1. The answer is C. Antisepsis.
Explanation
Antisepsis is the process in which antiseptic are applied to living tissue or skin to reduce the possibility of infection, sepsis, or putrefaction.
2. The answer is D. Silver nitrate.
Explanation
Neonatal ocular prophylaxis with silver nitrate, topical erythromycin or tetracycline ointment are effective for prevention of gonococcal opthalmia.
3. The statement is False.
Explanation
Bacteriostatic agents stop the bacteria from growing instead of killing them. They inhibits the bacterial ribosomes so that no new proteins can be made.
4. The answer is D. Sporicide.
Explanation
Sporicides are used as sterilants for the removal of spores from hard surfaces. Sporicides such as a disinfectant or other chemical that kills spores.
5. The answer is E. All of the choices are correct.
Explanation
All mentioned processes are used for the killing of microbes so for the sterilisation.
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