Author Question: Name a method of surgical instrument disinfection. a. Manual wiping with a chemical-impregnated ... (Read 186 times)

sc00by25

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Name a method of surgical instrument disinfection.
 
  a. Manual wiping with a chemical-impregnated cloth or sponge
  b. Soaking by total immersion in betadine solution
  c. Soaking tips of used instruments in saline solution
  d. Rinsing in tap water

Question 2

Which disinfectant contains detergent properties and causes the gradual alteration of cell membranes to produce leakage of protoplasm of some microorganisms?
 
  a. Iodophors
  b. Phenolic compounds
  c. Quaternary ammonium compounds
  d. Enzymatic detergent



pikon

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Answer to Question 1

ANS: A
Manual wiping with a chemical-impregnated cloth or sponge, soaking by total immersion, and processing by flush through machinery are three methods of disinfection. The method employed depends on the desired resultant level of disinfection.

Answer to Question 2

ANS: C
Quaternary compounds alter the cell membrane and cause protoplasm leakage in some microorganisms, primarily vegetative bacteria. These compounds possess detergent properties and are used to sanitize noncritical surfaces.



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pikon

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