Discussion
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- Question
Which of the following articles can be sterilized in an autoclave?
Options- A. Gloves
- B. Culture media
- C. Dressing material
- D. All of these
- Correct Answer
- All of these
- 1. Which of the following methods will not sterilize?
Options- A. Aqueous glutaraldehyde for 10 hours
- B. Dry heat at 171°C for 1 to 2 hours
- C. 121°C at 15 lb/in pressure for 15 to 20 minutes
- D. 100°C boiling water for 30 minutes Discuss
- 2. Which of the following skin disinfectant(s) is/are most frequently used?
Options- A. Isopropyl alcohol
- B. Ethyl alcohol
- C. Both (a) and (b)
- D. none of these Discuss
- 3. Which of the following disinfectants act by disrupting microbial membranes?
Options- A. Cationic detergents
- B. Halogens
- C. Heavy metals
- D. Aldehydes Discuss
- 4. If a canning procedure is not properly followed, which type of microbe is most likely to grow in the canned food?
Options- A. Obligate Aerobe
- B. Acidophile
- C. Mesophile
- D. Obligate Anaerobe Discuss
- 5. Which of the following compounds are commonly used as general antiseptics to treat cuts and scratches?
Options- A. Aldehydes
- B. Ethylene oxide
- C. Halogens
- D. None of these Discuss
- 6. Media containing spores and thermolabile constituents are sterilized by
Options- A. pasteurization
- B. UV radiation
- C. dry heat
- D. tyndalization Discuss
- 7. Which of the following material is sterilized by use of red heat?
Options- A. Soiled dressings
- B. Inoculating wires and loops
- C. Glass slides
- D. All-glass syringes Discuss
- 8. Which disinfectant would be most effective against Staphylococcus found in a blood spill?
Options- A. Phenol
- B. Cetylpyridinium chloride
- C. Hexachlorophene
- D. None of these Discuss
- 9. Which of the following was the first widely used antiseptic and disinfectant?
Options- A. Chlorine
- B. Phenol
- C. Iodine
- D. Alcohol Discuss
- 10. If a 1:600 dilution of a test compound kills a standard population of Staphylococcus aureus in 10 minutes but not 5 minutes while a 1:60 dilution of phenol kills the population in the same time, what is the phenol coefficient of the test compound?
Options- A. 1
- B. 5
- C. 10
- D. 50 Discuss
Physical and Chemical Agents problems
Search Results
Correct Answer: 100°C boiling water for 30 minutes
Correct Answer: Both (a) and (b)
Correct Answer: Cationic detergents
Correct Answer: Obligate Anaerobe
Correct Answer: Halogens
Correct Answer: UV radiation
Correct Answer: Inoculating wires and loops
Correct Answer: None of these
Correct Answer: Phenol
Correct Answer: 10
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