chapter 8

Question 1

hand washing in the decontamination area should be

Answer 1

a sink dedicated to hand hygiene in the decontamination area

Question 2

transeophagael echocardiology probes are classified as

Answer 2

semi critical because they come in contact with intact mucous membranes

Question 3

to prevent aerosolization

Answer 3

items should be brushed below the surface of the water

Question 4

detergents used in mechanical cleaners should be

Answer 4

low foaming

Question 5

what is the preferred pH for detergents used for most cleaning processes

Answer 5

neutral

Question 6

which of the following statements about the use of washer disinfectors is not true

Answer 6

all items should be washed in the same cycle

Question 7

water must be degassed each time an ultrasonic cleaners tank is changed because excess bubbles

Answer 7

reduce the energy of the cavitation process

Question 8

written cleaning instructions for surgical instruments should be provided by the

Answer 8

device manufacturer

Question 9

floors and walls in the decontamination area should be

Answer 9

constructed of particulate materials

Question 10

untreated water

Answer 10

increases the likelihood of mineral scale deposits

Question 11

these are used to breakdown fatty deposits on instruments

Answer 11

lipase enzymes

Question 13

to prevent coagulation of proteins, instruments should be pre-rinsed using

Answer 13

cool water

Question 14

detergents used in mechanical cleaners should be

Answer 14

low foaming

Question 15

during manual cleaning , instruments should be brushednusing a

Answer 15

to and fro motion

Question 16

powered surgical instruments

Answer 16

cannot be immersed

Question 17

the decontamination area should have

Answer 17

negative airflow in relation to the other areas of the department

Question 18

ultrasonic irrigators are used to

Answer 18

clean devices with lumens