CRCST Exam Test Prep 150 Questions

Which agency provides standards for the Installation of Sprinkler Systems in Central Service department?

NFPA (National Fire Protection Association)

K-wire is used for which of the following procedures?

Orthopedic

Which of the following is considered a critical device?

Retractors

The final phase of Ethylene oxide sterilization cycle is:

Aeration

Which of the following steam sterilization method uses series of vacuum and pressure pulse to remove air?

Prevacuum

Which specialty deals with synovial fluid?

Orthopedics

Automated cleaning equipment that uses sound waves to create bubbles that implode when they come in contact with instruments to dislodge soil from the instruments?

Ultrasonic cleaners

Which organization works to reduce burden of biohazards?

OSHA

Which of the following names is associated with self-retaining retractor?

Gelpi

Vital organs are protected by...

Skeletal System

The purpose of instrument count sheets is to provide

Detailed list of tray contents

Sterile technicians must assemble instrument trays by

Identifying and verifying instruments against count sheet

Which of the following is not considered an ergonomic stressor?

Job rotations

Ergonomic injuries:

are a risk factor for persons who perform repetitive or physical work

Workplace conditions that pose risk of injury to the musculoskeletal system of the worker is known as

Ergonomic Hazards

Which of the following is a system used to treat the final rinse water used for cleaning?

Deionization

Which water purification system uses semi-permeable membrane to remove organic materials from the water?

Reverse osmosis

Why is it important to label each package with a load control number?

The load control number helps to trace processed items to a load in which it was sterilized

Which of the following pieces of information cannot be found on the load control number label?

requesting physician

All of the following information should be included on a load log sheet except

Position of packages in the sterilizer

According to Spaulding classification which of the following classified as critical?

needles

What is the Spaulding classification for endoscope?

Semi-critical

An inventory system that keeps track of all the incoming and outgoing supplies so that quantities of supplies in storage are known at all times

Perpetual Inventory System

An inventory system where items are owned by the vendor but stored at the health care Facility

Consignment

The inventory system where enclosed cart is prepared to manage instruments and supplies for individual surgical procedures

Case Cart

The microorganism of choice for hydrogen peroxide gas plasma is:

Geobacillus Stearothermophilus

The final phase of hydrogen peroxide gas plasma sterilization is

Vent

Which of the following items can be sterilized in hydrogen peroxide gas plasms?

Batteries

What is the function of lighting in the sterile storage area?

It prevents forgotten inventory

What is the next step of the processing cycle after items are cleaned?

Inspect

Which organization provides guidelines for Cleaning and Care of Surgical Instruments?

AORN (The Association of PeriOperative Registered Nurses)

Which of the following is an example of self-retaining retractor?

Weitlaner

Which of the following will occur if Ultrasonic bath temperature is too high?

it will lead to protein coagulation

Which agency requires use of personal protective equipment in the decontamination area?

OSHA

What is the term used for an informal communication network at work?

Grapevine

Which of the following is a formal communication?

Email from the department

What is bioburden?

The number of microorganisms contaminating an object

All these factors that impact the effectiveness of sterilization EXCEPT

Instructions in Manufacturer's IFU

TAH is the medical abbreviation that relates to which of the following surgical procedures?

Hysterectomy

Which of the following package wrapping methods creates a package within a package?

Sequential

The higher the bioburden of an object

the more difficult it will be to sterilize it

Ultrasonic cleaners clean by a process called:

Cavitation

Which of the following is removed with Descalers?

Chalky White Substance

The ideal level of chloride in tap water should be

100 PPM

The humidity in the sterilization equipment room should be between

30%-60%

What is the reason for tamper-evident lock on a rigid container?

It indicates the container has not been opened or tampered with

Bowie dick tests should be run in:

dynamic air removal steam sterilizers

Where should Bowie-dick test pack be placed in the sterilization chamber?

Above the drain on the bottom rack

What is the sterilizer setting for Bowie-Dick test?

3 1/2 to 4 minutes exposure at 270-273 degrees F

Which of the following body systems is related to arthro?

Skeletal

The purpose of instrument stringer is

For keeping hinged instruments in open positions

Safety Data Sheets are provided by

Product manufacturer

The "pass" reading of a CI means:

The parameters for sterilization have been met

What type of blades do scissors with black rings have?

microgrind/supercut blades

This body system controls growth and maintains body functions and chemical messengers

Endocrine System

Which of these materials is used to test for the sharpness of Rongeur?

Index Card

Which of the following is used to test the sharpness of Osteotomes?

Plastic dowel rod

What is used to test the sharpness of scissors longer than 4 1/2 inches?

Red test material

Which of the following scissors is designed to have the sharpest cutting edge?

Black-Handled

Scissors with tungsten carbide cutting edges are usually identified by

Gold Handles

How many times should instrument marking tape be wrapped around the instrument?

1 to 1 1/2

A Chemical process applied during the instrument manufacturing process that provides corrosion-resistant finish on instruments is

Passivation

The part of a ring-handled surgical instruments that locks the handles in place

Ratchet

Which of the following is the correct sequence for removing Personal Protective Equipment (PPE)?

Shoe covers, Gloves, Goggles/ face shield, Gown, Mask or respirator

Wicking material are used to:

Allow air removal, steam penetration and facilitate drying

Bacteria that are often pathogenic to humans because they grow well at body temperature

Mesophile

Which of the following is used for time tracking of patient care equipment?

RFID

Which class of indicators is Bowie Dick Test?

It is a Chemical Indicator

Which of the following is a high-level disinfectant approved for disinfecting flexible endoscopes?

Ortho-phthalaldehyde

When should the operator review the physical monitors of the sterilizer?

During and at the end of sterilization cycle

Who must ensure and verify that devices requiring sterilization have been validated for use in the sterilizers available at a specific facility?

User friendly personnel

How frequently should temperature and humidity levels in the sterile storage area be recorded?

Daily

Equipment validation is performed by the

Device manufacturer

Which of the following will be used for routine sterilizer efficacy monitoring?

BI PCD

Which of the following protocols of PCD is INCORRECT?

The PCD should be a commercially prepared

Sterile loads containing implants must be monitored with:

Biological Indicator

Which of the following packaging material is compatible with hydrogen peroxide gas plasma sterilization?

Tyvek

What class of medical devices are sterilizers?

Class 2

At the completion of the test cycle, Bowie Dick test pack showed a uniform color. What does it mean?

It means the test was negative

At what temperature and exposure time should Bowie Dick test pack be run in the sterilizer?

273 degrees for 3.5 to 4.0 minutes

Event-related sterility depends on all of the following EXCEPT:

Expiration Date

All of the following indicators can be used to verify sterility assurance of processed instruments EXCEPT:

Magnetic

What is the recommended frequency for routine testing with a biological indicator PCD for steam sterilization?

Weekly

To achieve the highest level of assurance, monitor every load with:

BI PCD

If a biological test is performed daily, how often should a control BI be incubated?

Control BI should be incubated ONCE A DAY

Which of the following events will trigger a recall after a processed medical device is released?

If a positive BI PCD result was obtained

What is the most common reason for steam sterilization failure?

Lack of steam contact with the instrument

Load containing implants should not be released until

The BI result is known to be negative

Which of the following is used to stabilize a fractured finger?

K-Wires

Which endoscope would be dispensed for a procedure that requires visualization of the lower part of the large intestine?

Sigmoidoscope

Virus-like protein containing element that lacks DNA and RNA?

Prions

What is the meaning of an item being sterile?

Absence of all living organisms

Medical device reporting is regulated by:

FDA

Enzymes used to breakdown and remove heavy soil on instruments?

Protease Enzymes

AAMI is the association that sets standards for:

Instruments

Behavior relating to what is good or bad relative to the standards of conduct for one's profession

Ethical behavior

When are sterile packs most vulnerable to contamination?

Immediately after sterilization

Poor posture is an example of which type of hazard?

Ergonomic

A dating system that records the date of the year as the number of days that have elapsed since January 1st

Julian Date

Heat transfer process used to heat items in steam sterilization is known as:

Convection