Chpt 8 Quiz / Vocab

Question 1

instruments with lumens should always be soaked in a vertical position

Answer 1

false

Question 2

the mechanical process by which an ultrasonic cleaner works is called cavitation

Answer 2

true

Question 3

to prevent aerosols items should be brushed below the surface of the water

Answer 3

true

Question 4

automatic washers clean using a spray force action called impingement

Answer 4

true

Question 5

instruments tagged for repair fo not need to be cleaned until they are fixed

Answer 5

false

Question 6

powered surgical instruments should be cleaned using a mechanical cleaning process

Answer 6

false

Question 7

there are currently no methods available to verify cleaning process outcomes

Answer 7

false

Question 8

all sonic cleaners have a decontamination cycle

Answer 8

false

Question 9

horizontal work surfaces in the decon area should be cleaned and disinfected once per day

Answer 9

false

Question 10

there is no need to pre-clean items that will be processed in a mechanical cleaner

Answer 10

false

Question 11

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

Answer 11

neutral

Question 12

what about the use of mechanical washers is not true

Answer 12

all items should be washed on the same cycle

Question 13

water must be degassed each time the ultrasonic cleaner’s tank is changed because

Answer 13

excess bubbles from filling reduce the energy of the cavitation process

Question 14

written cleaning instructions for surgical instruments should be provided by

Answer 14

the device manufacturer

Question 15

pyrogens are faver..?

Answer 15

producing substances

Question 16

untreated water increases the likelihood of what?

Answer 16

mineral scale deposits

Question 17

these are used to breakdown fatty tissue on instruments

Answer 17

lipase enzymes

Question 18

instrument lubrication is performed

Answer 18

after cleaning

Question 19

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

Answer 19

cool water

Question 20

detergents used in mechanical cleaners should be

Answer 20

low foaming

Question 21

instruments should be brushed using what motion

Answer 21

to and fro

Question 22

powered surgical instruments

Answer 22

cannot be immersed

Question 23

the decon area should have

Answer 23

negative air flow

Question 24

temp in decontam area

Answer 24

60-65

Question 25

rigid container filter retention places should be

Answer 25

removed from the container and lid cleaned separately

Question 26

toxic anterior segment syndrome TASS

Answer 26

Acute postoperative inflammatory reaction in which a noninfectious substance that enters the anterior segment and induces toxic damage to the intraocular tissues

Question 27

emulsifier

Answer 27

any ingredient used to bind together substances that normally do not combine

Question 28

surfactant

Answer 28

substance that lowers the surface tension of the water and increases the solubility of organic compounds

Question 29

chelating agents

Answer 29

chemicals that hold hard water minerals in solution and prevent soaps or detergents from reacting with the minerals

Question 30

impingement

Answer 30

the spray force action of pressurized water against instruments being processed to physically remove bioburden

Question 31

cavitation

Answer 31

low pressure bubbled in a cleaning solution that burst inward and dislodge soil

Question 32

deionized water

Answer 32

water that had all minerals removed

Question 33

distilled water

Answer 33

water has been heated to steam then allowed to cool and condense

Question 34

reverse osmosis

Answer 34

water purification by which a solvent is removed of impurities after being forced through a semipermeable membrane

Question 35

pyrogen

Answer 35

a substance that produces a fever when introduced into the blood