An ultrasonic cleaner sterilizes the instruments placed in it ...

[armygirl]

An ultrasonic cleaner sterilizes the instruments placed in it similar to a washer-sterilizer.
 
  Indicate whether the statement is true or false.

Question 2

For a chemical disinfectant to be labeled for use in a hospital, it should be effective against which organisms?
 
  a. Viruses
  b. Pseudomonas
  c. Pseudomonas, Staphylococcus aureus, and salmonella
  d. Gram negative bacteria only

[ultraflyy23]

Answer to Question 1

ANS: F
The ultrasonic process uses mechanical and chemical actions to process the instruments but does not go through a sterilization process. The terminal sterilization process is done separately.

Answer to Question 2

ANS: C
Chemical disinfectants should be effective against gram negative and gram positive organisms such as staphylococci, salmonella, and pseudomonas species.