Discuss the actions of the ditterent chemical agents in controlling microorganisms: L phenols 2. halogens (chlorine, jgdine.fluarine) 3. alcohol 4. surface active agent (soap)
Q: Which of the following is an approved sterilant? a. chlorhexidine c. ethylene oxide b. betadyne d.…
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Q: which of the following is best to sterilize heat-liable (sensitive) solutions? a, pasteurization…
A: From above question Option d (filtration) is correct.
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A: Sterilization can be defined as the process in which there is the removal or killing of the…
Q: Choose the combination of answers that most accurately completes the statement.The most versatile…
A: Sterilization refers to the process of removing, killing, or deactivating all microorganisms such as…
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Q: Define Compare/contrast it with sterilization, antisepsis and bacteriostasis.
A: As per our guidelines we are not allowed to answer more than one question at a time please ask next…
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Q: Choose the combination of answers that most accurately completes the statement. Detergents are a.…
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Q: ther than the application of heat, name other methods of sterilization. Define the methods and give…
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A: The use of antiseptics and disinfectants is now unavoidable but what factors affect these processes…
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Q: Name the desirable characteristics of chemical control agents.
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Q: Microorganism A was exposed to different constant temperatures to get the specific D- values.…
A: The z-value is a measure of the change of the D-value with varying temperature, and is a simplified…
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- 1. Write briefly about Metabolism of drugs ( just 5 lines ) 2. Write briefly about Polyethylene glycol ( just 3 lines ) 3. The levigating agent , explain about its role in Suppositories manufacturing 4. Write in details about types of gel 5. Write in details about fusion method in ointment preparationILLUSTRATIONS: 1. Sterilizers seen in the laboratory and their parts.Define Compare/contrast it with sterilization, antisepsis and bacteriostasis. Give the modes of action of the different antiseptics/disinfectants used in the activity (5% sodium hypochlorite (bleach), 0.05% sodium hypochlorite (bleach), 70% alcohol, 40% alcohol, Iodophor (Betadine), and Mouthwash)
- 1. Explain the effectiveness of 70% alcohol as antiseptic compared to the action of 40% and 95% alcohol. 2. Which is more effective as an antiseptic: ethyl alcohol or isopropyl alcohol? Choose only one and explain why. 3. Which is more effective as a disinfectant: ethyl alcohol or isopropyl alcohol? Choose only one and explain why. 4. What is the difference between cleaning, sanitizing, and disinfecting?1) Which of the following apply to alcohols? Mark ALL that apply: - disinfect items that are soaking in it - denature proteins (50-90%) - at 50% and higher disrupt lipid membranes of cells - can be used as an antiseptic wipe - one of the best things to put on a cut or scrape 2)What would you use when you know the causative microbe of the disease in your patient? -A narrow spectrum antimicrobial-A broad spectrum antimicrobial -Neither, you would let the patient heal by themselves -Both broad spectrum and narrow spectrum antimicrobialDefine the following: 1. Asepsis: 2. Disinfectant: 3. Antiseptic: 4. Sanitization: 5. Bacteriostatic: 6. Bactericidal: 7. Thermal death point (TDP): 8. Thermal death time (TDT): 9. Decimal Reduction Time (DRT):
- 11. Condition where chloramphenicol is ineffective pseudomonas infection chlamydial infection gonorrheal infection syphilis infection 12. Formulation of chloramphenicol that is palatable chloramphenicol palmitate chloramphenicol esolate chloramphenicol chlorate chloramphenicol carbonate 13. Substance which is a component of lincomycins lactone sulfur nitrobenzene amino sugars 14. Definition of Clindamycin 7-hydro-7-dioxy Lincomycin 7-hydroxy-7-deoxy Lincomycin 7-dichloro-7-hydroxy Lincomycin 7-chloro-7-deoxy Lincomycin 15. Type of bacteria most susceptible to aminoglycosides Anaerobic G(-) Aerobic G(+) Anaerobic G(+) Aerobic G(-)Which of the following is an approved sterilant? a. chlorhexidine c. ethylene oxide b. betadyne d. ethyl alcoholWhich of the following is not used as an antiseptic? A. Chlorhexidine B. Phenol C. Iodophor D. Hydrogen Peroxide
- 1. Do betadine, glutaraldehyde, rubbing alcohol, and hydrogen peroxide act as sporicidal disinfectants? 2. Is phenol, merthiolate, alcohol, iodine, and zinc oxide safe for antiseptics?Explain the usage as antimicrobial agents and disinfectants of Phenol and phenolics, alcohols, halogens, oxidizing agents, surfactants, Heavy metals, aldehydes, gaseous agents and enzymesName 4 types of disinfectants (such as biguanides or alcohols), what they are effective against, their mechanisms of action, and an example of each.