Exam 10.4

STERRIS

STERRIS

What do you call the single-use 30 minute sterilization system for endoscopes?

strikethrough

Condensation inside of a peel pouch package is an example of __ contamination.

To determine whether the parameters were effective in the destruction of microbes in the load.

When are biological indicators used?

To transport sterile instruments from sterile processing to the surgical suite

When do you wanna use a case cart preoperatively?

Before steam sterilization

When should you disassemble power driven surgical instrument?

To maintain the sterility of the item

Why do we wrap an item prior to sterilization?

Idk the correct answer to this one so figure it out sorry!

Where are count sheets placed for the sterilization process?

-on top of the instruments

- taped to the top of the tray

-on bottom of the tray

- Inside of the case cart

door

The weakest part of a part of steam sterilizer is the __.

bioburden

__ is the number of live bacterial colonies on a surface before it is sterilized.

The more difficult it will be to sterilize.

The higher the bioburden on an object __.

Ethylene oxide

What sterilization method is the most expensive, presents the greatest exposure risk, and requires the longest total cycle time?

Geobacillus stearothermophilus

__ is the bacteria used as a biological indicator for steam, flash steam and ozone sterilization?

It allows adequate circulation and penetration of steam to all surfaces.

In large steam sterilizers why are trays loaded with space in between them?

implants

Which of the following should NEVER be processed by immediate-use (flash) sterilization methods

Conditioning

__ is the phase where air is removed from the chamber and replaced with steam

gravity displacement & dynamic (prevacuum)

Two types of steam sterilizers are used in the clinical setting:

gravity displacement

The ______________ sterilizer operates on the principle that air is heavier than steam.

biological indicators

What is the only method of guaranteeing that an item is sterile?

That the package has gone through the sterilization process

What do chemical indicators indicate about the instrument?

False, its alkylation

Ethylene oxide kills microorganisms by oxidation. True or False?

immediate-use steam sterilization IUSS

The phrase flash sterilization has been replaced by _____________ sterilization, in which unwrapped surgical equipment is sterilized by a high-vacuum steam sterilization method just before use.

Ethylene oxide

___________________ is used to sterilize objects that cannot tolerate the heat, moisture, and pressure of steam sterilization.

85° to 100° F and 130° to 145° F

The temperature of the gas directly affects the penetration of items in the chamber. Operating temperatures range from ____________ for a "cold" cycle and ________ for a "warm" cycle.

event-related

This has replaced the previous system of assessing storage conditions and package integrity based on an arbitrary expiration designation

True

Packs that are improperly packaged or loaded on the sterilizer cart frequently become wet packs.

The parameters for sterilization were met during the process.

Chemical monitoring proves that:

Yes, it is a highly flammable gas

Is ethylene oxide toxic?

Lack of steam contact with the instrument.

The most common reason for steam sterilization failure is

wet-pack

A __ is package discovered to be wet after removal from the steam sterilizer. even though it has passed through a drying and cooling phase. It is considered to be contaminated.

The Julian date signifies

- the type of sterilizer used

-the lot number

-the date of processing

True

The Julian date or Julian day is the number of days that have elapsed since January 1st. It makes it easy for tracking sterile items True or False?

verify and document that the cycle's parameters were achieved and maintained.

To ensure that flash sterilization has has met the manufacturer’s recommended parameters of time, temperature and pressure the operator should __.

Prior to nesting, an absorbent towel should be placed between the basins

How should nested basins be prepared before sterilization?

30 minutes

A wrapped tray of instruments is sterilized in a gravity displacement sterilizer at 250 degrees F for __.

10 minutes

What is the minimum exposure time for gravity displacement steam sterilization at 275 degrees?

True

Biological indicators are always used when an artificial implant or prosthesis is sterilized. True or False?

Bowie dick

To test and monitor the efficacy of the high-vacuum steam sterilizer, a test called the daily air removal test is performed using a __ monitor

steam quality

The amount of moisture in the steam is referred to as the __.

250 degrees F

Temperature required for gravity sterilization is __.

HDL can be used as disinfection for instruments contaminated by Creutzfeldt Jakob disease. True or False

peel pouches are intended for items such as bone ronguers, rasps, and multiple instruments.

Which of the following statements is not true regarding the use of peel pouches?

biologic control test

Positive assurance that sterilization conditions have been achieved can only be obtained through

It is less damaging to items

Why would gas sterilization be chosen over steam sterilization?