Which of the Following Should Be Considered When Using a Washer-Disinfector

Multiple Choice

Which of the following should be considered when using a washer-disinfector machine to decontaminate instruments with gross blood and debris on them?

A) Gross blood or debris should be hand-washed first before using the washer-disinfector.
B) The washer-disinfector will need an initial cycle of cold water to prevent blood from sticking to the instruments.
C) The washer-disinfector does not require a hand-washing phase before use.
D) The washer-disinfector must have water and detergent changes several times throughout the cycle in order to be fully effective.