CRCST EXAM-with 100% verified solutions-2024-2025.docx, Exams of Advanced Education

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CRCST EXAM-with 100% verified solutions-2024- 2025

In cleaning and sterilization process of instruments, final rinse refers to A. Final cleaning of instruments in detergents before they are placed in the sterilizer B. The final rinse cycle of the sterilizer C. Removing chemical residues and debris from instrument with deionized or reverse osmosis water D. Thoroughly cleaning the instruments with softened water - ANSWER- C. Removing chemical residues and debris from instrument with deionized or reverse osmosis water A molecular reaction that creates an uncontrolled release of energy is called A. combustion B. polymerization C. fire D. Vaporization - ANSWER- B. polymerization What is the required air pressure level in the decontamination area relative to the surrounding areas? A. A positive air pressure B. A negative air pressure C. Atmospheric pressure D. Neutral air pressure - ANSWER- B. A negative air pressure How should basin sets be placed in steam sterilizer? A. placed on edge B. loaded first C. placed in an upright position D. placed in a wire basket - ANSWER- A. placed on edge What is worn to protect the technicians in the decontamination area from contamination A. SCRUB B. PPE C. HAZMAT suit

D. Street clothes - ANSWER- B. PPE A proactive process designed to predict and prevent future adverse outcomes A. Lean B. Root Cause Analysis C. Failure mode and effect analysis D. Six Sigma - ANSWER- C. Failure mode and effect analysis The relative humidity of the sterile storage area should be: A. less than 80% B. less than 70% C. less than 50% D. less than 30% - ANSWER- B. less than 70% Which organization develops nationally recognized Standards, Recommended Practices and Guidelines for the PeriOperative setting? A. AORN B. AAMI C. OSHA D. FDA - ANSWER- A. AORN Surgical procedure to straighten the bone and cartilage that divides the two nostrils A. Nasoplasty B. Rhinoplasty C. Arthroplasty D. Septoplasty - ANSWER- D. Septoplasty What FDA device classification does Chemical indicators fall into? A. Class I B. Class II C. Class III D. Chemical indicators are not yet regulated - ANSWER- B. Class II Validation is done by device manufacturer and verification is performed by healthcare facility A. True B. False - ANSWER- A. True With this delivery system, the facility keeps minimal stock on hand and supplies are delivered when needed, usually just prior to use:

A. Stockless B. Just-in time C. Perpetual D. Requisition - ANSWER- B. Just-in time Which surgical procedure removes tissue or displaced bone from the wrist to release pressure on the median nerve? A. Ulner Nerve Transposition B. Fasciotomy C. Carpal Tunnel Repair D. Arthrotomy - ANSWER- C. Carpal Tunnel Repair Which of these statements about microorganisms is true? A. Healthy humans do not carry microorganisms B. Microorganisms are necessary for life C. Microorganisms die within one day of leaving the body D. All microorganisms are harmful to humans - ANSWER- B. Microorganisms are necessary for life Which of these is an example of a fungal infection? A. Gonorrhea B. Athletes foot C. Herpes simplex Type 1 D. Tuberculosis - ANSWER- B. Athletes foot Which of the following is atypical of decentralized supply system? A.Efficient time management B.Overstocked supply C.Efficient use of space D.A and C - ANSWER- D.A and C The activities of reprocessing soiled goods and sterilizing devices to make them ready for the next procedure are conducted in A. The decontamination area B. Various department of the health facility C. A centralized location of the health facility D. The surgery room - ANSWER- C. A centralized location of the health facility The distribution system which involves replacing a freshly loaded supply cart for an identical cart that has been depleted on a patient unit is called :

A. Requisition system B. Case cart system C. Exchange cart system D. Max cart system - ANSWER- C. Exchange cart system Which class of disinfectants do Phenolics belong to? A. Sterilizers B. High-level disinfectants C. Intermediate to low-level disinfectants D. Intermediate to high level disinfectants - ANSWER- C. Intermediate to low- level disinfectants What type of hepatitis vaccine is strongly recommended for most healthcare workers? A. Hepatitis A B. Hepatitis B C. Hepatitis C D. Hepatitis D - ANSWER- B. Hepatitis B Case carts can be used for general supply replenishment A. True B. False - ANSWER- B. False What is OSHA-PEL's 8-hour TWA limit for the Hydrogen Peroxide (H2O2)? A. 0.1 ppm B. 0.2 ppm C. 1 ppm D. 5 ppm - ANSWER- C. 1 ppm Which of the following are removed by water softeners? A. Calcium and magnesium B. Iron and pyrogens C. Silicates and pyrogens D. Chloride and iron - ANSWER- A. Calcium and magnesium Where should 100% ethylene oxide gas canisters be stored? A. Outside the building B. In the deep freezer C. next to the fire extinguisher D. in a chemical storage cabinet - ANSWER- D. in a chemical storage cabinet

What is the recommended temperature for the sterile storage area? A. 15°C (59°F) B. 20°C (68°F) C. 24°C (75°F) D. 30°C (86°F) - ANSWER- C. 24°C (75°F) What should be done if a reusable sterile basin set is dropped on the floor? A. check it to be sure that it did not break B. return it to the shelf to be used first C. send it to be reprocessed D. check it to be sure that it did not break - ANSWER- C. send it to be reprocessed Which of the following is NOT a reason for tracking supplies, equipment and instruments? A. meet CDC and OSHA requirements B. assist with quality processes C. measure item usage D. ensure that items can be quickly located - ANSWER- A. meet CDC and OSHA requirements Until cleaning can begin it is important to: A. Discard all disposable items B. Keep instruments moist C. Remove gross soil by wiping it off the items D. Sort instruments according to the cleaning process that will be used - ANSWER- B. Keep instruments moist Which of the following about battery powered surgical instruments is true? A. should be cleaned using a mechanical washer B. should only be washed under water with the batteries removed C. Cannot be immersed D. should be cleaned at the point of use - ANSWER- C. Cannot be immersed Where does the digestive process begin? A. Esophagus B. Mouth C. Stomach D. Colon - ANSWER- B. Mouth When should cleaning and decontamination begin? A. During use

B. Within 24 hours of use C. Upon arrival in the decontamination area D. At the point-of-use - ANSWER- D. At the point-of-use The responsibility of reporting suspected medical device-related deaths to the FDA lies with: A. The hospital B. The device manufacturer C. Both A and B D. None of the above - ANSWER- C. Both A and B Which of the following packaging materials should not be used in hydrogen oxide sterilizers A. Polyolefin plastic B. Tyvek C. Paper containing cellulose D. None of the above - ANSWER- C. Paper containing cellulose How does biofilm impact the cleaning process? A. It can contaminate the air in Central Service areas B. It encourages rust and stains C. It prevents antimicrobial agents from reaching microorganisms D. All of the above - ANSWER- C. It prevents antimicrobial agents from reaching microorganisms Vital organs in the body are protected by? A. Circulatory system B. Muscular system C. Endocrine system D. Skeletal system - ANSWER- D. Skeletal system Which of the following devices are compatible with ozone sterilization? A. flexible endoscopes B. stainless steel instruments C. woven textiles D. natural rubber and latex E. natural rubber and latex - ANSWER- B. stainless steel instruments Instrument washer sterilizers provide: A. dry heat sterilization B. a decontamination process C. flash sterilization for immediate patient use

D. terminal sterilization - ANSWER- B. a decontamination process CS technician must inspect endoscopes for cracks and exposed wires to ensure the is not compromised A. installation B. assembling C. insulation D. instrument software - ANSWER- C. insulation Which of the following agencies regulate EtO? A. OSHA, CDC, EPA B. OSHA, JC, CDC C. OSHA, AAMI, CDC D. OSHA, EPA, FDA - ANSWER- D. OSHA, EPA, FDA Where should the Bowie-dick test be placed in a sterilizer rack? A. Placed on the top shelf of the rack B. placed outside the sterilizer chamber C. placed on the bottom shelf over the drain D. none of the above - ANSWER- C. placed on the bottom shelf over the drain Which of these refers to the use of heat to kill all microorganisms A. Thermal Disinfection B. High-level Disinfection C. Mechanical Disinfection D. high-voltage disinfection - ANSWER- A. Thermal Disinfection The body that requires preventive maintenance standards be established for medical equipment is? A. Joint Commission B. AAMI C. AORN D. OSHA - ANSWER- A. Joint Commission The process by which microorganisms reproduce is known as: A. Binary fusion B. Bilateral Reproduction C. Binary Fission D. Multiplication - ANSWER- C. Binary Fission

What word element tells the primary meaning of a word? A. Root B. Suffix C. Prefix D. combining - ANSWER- A. Root How should paper-plastic peel pouches be placed in the sterilizer? A. paper side down B. on the bottom shelf C. plastic side down D. on their edge - ANSWER- D. on their edge The sharpness of Kerrison and laminectomy ronguers is tested with A. Red test material B. Rubber testing material C. An index card D. A plastic dowel rod - ANSWER- C. An index card The surgical procedure for the removal of the gall bladder is: A. Cystectomy B. Colectomy C. Pneumonectomy D. Cholecystectomy - ANSWER- D. Cholecystectomy What is the purpose of the paper side of a peel pouch? A. To allow direct visualization of the contents B. To allow air removal C. To allow the sterilant to enter the pouch D. B and C above - ANSWER- D. B and C above What is used to verify that the sterilizer air removal mechanism is functioning properly? A. sterilizer indicator tape B. bacterial spore strip C. bowie dick test D. process challenge device - ANSWER- C. bowie dick test What is the function of wicking materials? A.hold water away from the bottom of instrument trays B.dry instruments before sterilization

C.cushion instruments from the extreme force in steam sterilizer chambers D.allow air removal, steam penetration and facilitate drying - ANSWER- C.cushion instruments from the extreme force in steam sterilizer chambers What happens if there is a discrepancy between the IFU and current standards and recommended practice on the use of a device? A. IFU will override professional standards B. Professional standards will override IFU C. Technician should use his judgement D. Scientific judgment be applied to make the best medical decision that promotes the safety of patient - ANSWER- D. Scientific judgment be applied to make the best medical decision that promotes the safety of patient During handwashing, hands should be lathered and scrubbed for at least: A. 10 seconds B. 15 seconds C. 20 seconds D. 30 seconds - ANSWER- C. 20 seconds In order to elevate the temperature in a steam sterilizer, which of the following must be done? A.decrease the steam pressure B.achieve ambient pressure C.increase the steam pressure D.inject boiler amines - ANSWER- C.increase the steam pressure According to Spaulding classification are classified as non-critical A. Flexible endoscope B. Cardiac Catheter C. Implant D. Blood pressure cuff - ANSWER- D. Blood pressure cuff Which of the following means "beside or near"? A. Para B. Peri C. Intra D. Nect - ANSWER- A. Para Why does the ultrasonic tank needs to be degassed? A.Excess bubbles make it difficult to see items being cleaned. B.Excess bubbles decrease the temperature of the tank

C.Excess bubbles from filling reduce the energy of the cavitation process D.Excess bubbles reduce the effectiveness of the detergent - ANSWER- C.Excess bubbles from filling reduce the energy of the cavitation process Central Service technicians assigned to the clean assembly, and sterile storage area should wear A. Fluid-resistant gowns B. Fluid resistant shoe Covers C. Surgical Scrubs and Hair Covering D. Utility gloves - ANSWER- C. Surgical Scrubs and Hair Covering Which of the following is used to treat the final rinse water used for cleaning? A.Vaporization B.Distillation C.Deionization D.Reverse osmosis - ANSWER- C.Deionization A process that looks backwards at an event to help prevent it from reoccurring is known as: A.Troubleshoot B.Assessment C.Reverse analysis D.Root Cause Analysis - ANSWER- D.Root Cause Analysis Hemigastrectomy stands for? A. Surgical removal of the thyroid gland B. Surgical removal of the uterus C. Surgical removal of the Hernia D. Surgical removal of half the stomach - ANSWER- D. Surgical removal of half the stomach The process by which the stomach muscles contract to propel food along the alimentary canal is called A.regurgitation B.secretion C.peristalsis D.absorption - ANSWER- C.peristalsis Which of the following unit pumps heated or cooled water through a coiled pad to therapeutically raise or lower body temperature A. PCA pump B. suction pump C. infusion pump

D. hypothermia unit - ANSWER- D. hypothermia unit Which of the following is not an acceptable sterilization packaging material? A.Canvas B.Muslin C.Twills D.Barrier Cloth - ANSWER- A.Canvas Air pressure required for storage area must be A. Neutral B.Negative C.Positive D.Low - ANSWER- C.Positive How frequently should a sterilizer's strainer be removed and cleaned? A. once weekly B. only when the machine`s operating control gauge indicates cleaning is necessary C.daily D.after each use - ANSWER- C.daily what action should be taken if a scope does not pass the leak test? A. Try to fix it if you think you know how to B. process the scope following routine cleaning instructions C.remove the scope from service and send for repair D.process it but label it as needing repair - ANSWER- C.remove the scope from service and send for repair Dry steam in a sterilizer cycle causes A. expired linen packs to be re-sterilized much quicker B. Wrapped items in the sterilizer to remain hot much longer and microorganisms killed quicker C.Items in the sterilizer to remain dry and microorganisms cannot be killed readily D.Items in the sterilizer to remain dry and microorganisms killed readily - ANSWER- C.Items in the sterilizer to remain dry and microorganisms cannot be killed readily Mesophile is an organism that grows best at body temperature of A.57 degrees F B.58 degrees F C.98 degrees F D.118 degrees F - ANSWER- C.98 degrees F

The process by which Ethylene Oxide (EtO) destroys microorganisms resulting in the inability of the cell to normally metabolize, reproduce or both is known as: A.Sterilization B.Alkylation C.metabolization D.Deoxidation - ANSWER- B.Alkylation Which of the following provides specific information about a set of instruments in a tray? A.Manufacturs IFU B.Safe data sheet C.Count sheet D.Case cart - ANSWER- C.Count sheet The process of pre-cleaning should begin: A.Immediately after instruments are inspected B.As soon as devices reach the Central Service area C.Before items are sorted D.Immediately after the completion of an invasive procedure - ANSWER- D.Immediately after the completion of an invasive procedure As part of releasing a patient care equipment like Intravenous pump, the CS technician must ensure A. Safety Data Sheet is included B. Freshly charged backup battery is included C.Manufacturers manual is included D.It is tagged with information on when it was last serviced - ANSWER- B.Freshly charged backup battery is included The best choice for high level disinfection of instruments would be: A.Phenolics B.OPA C.Chlorine D.Iodophors - ANSWER- B.OPA What is not true about the used of mechanical washers? A. Trays with lids should be opened B. Instruments should be disassembled and opened C.Multi-level trays should be separated D.All items should be washed on the same cycle - ANSWER- D.All items should be washed on the same cycle

Which of the following are classified as high-level disinfectants? A. Glutaraldehyde and Phenolics B. Quaternary ammonium compounds and phenolics C.Halogens and OPA D.Glutaraldehyde and OPA - ANSWER- D.Glutaraldehyde and OPA A prion is which of the following? A.Virus B.Bacteria C.Fungus D.None of the above - ANSWER- D.None of the above Which of the following piece of information will not be found on the Physicians Preference card? A.Name of patient undergoing the surgery B.Name of procedure C.Instruction to ensure a patient is shaved D.Information on the required instruments - ANSWER- A.Name of patient undergoing the surgery What should be the minimum air exchange rate per hour for work areas in which EtO sterilizers are located? A.5 Changes B.10 Changes C.15 Changes D.20 Changes - ANSWER- B.10 Changes Which of the following is the medical term for skin disease? A.Dermopathy B.Liposuction C.Colectomy D.Arthroscopy - ANSWER- A.Dermopathy What is the reasoning behind double peel pouching? A. To prevent air penetration onto the items B. It allows aseptic presentation of the sterile item without contamination C.To support heavier instruments D.To provide more cushion for the inner items - ANSWER- B.It allows aseptic presentation of the sterile item without contamination

What should be done if the Bowie Dick test fails the first time? A. repeat the test one more time B. shut down the sterilizer, then turn it back on C.increase the sterilization time and repeat the test D.call for service - ANSWER- A.repeat the test one more time Tetanus which does not require free oxygen to grow is classified as: A.Aerobic B.Vegetative C.Anaerobic D.Cytoplasm - ANSWER- C.Anaerobic The purpose of material safety data sheets (MSDS) is to provide: A.Information about chemicals used by employees B.Cleaning instructions for medical devices C.Operating instructions for medical devices D.Set assembly instructions for endoscopes - ANSWER- A.Information about chemicals used by employees Which of the following is the flexible connective tissue that provides framework to the body? A.ligament B.nerve C.muscle D.cartilage - ANSWER- D.cartilage What is the purpose of a suction stylet? A.provide a measuring guide for the surgeon B.clean the suction in the decontamination area C.unclog the suction during surgery D.facilitate the sterilization process - ANSWER- C.unclog the suction during surgery When placing packages on shelves, heavy items should be placed A.on the lowest shelf B.on the top shelves C.on the middle shelves D.on any shelf - ANSWER- C.on the middle shelves Which of the following is newest sterilization method?

The inventory control method in which the supplier owns the inventory and does not charge the healthcare facility for it until it is used or lost is referred to as the method A.Ozone B.Ethylene Oxide C.Hydrogen Peroxide D.Sodium Hydroxide - ANSWER- A.Ozone Which of these the following order indicates items are needed immediately, or at once? A.STOCK B.STAT C.CASE CART D.REQUISITION - ANSWER- B.STAT Which agency regulates reprocessing of single-use devices A.AORN B.SGNA C.AAMI D.FDA - ANSWER- D.FDA Which phase of Ethylene oxide cycle is the residual gas removed from the instruments? A.Evacuation B.Conditioning C.Aeration D.Exposure - ANSWER- C.Aeration Which of the following glands is considered the "master gland" and is located at the base of the brain? A.Thyroid B.Adrenal C.Pituitary D.Pancreas - ANSWER- C.Pituitary A.consignment B.safety stock C.prestock system D.external inventory - ANSWER- A.consignment What percentage of hospitalized patients develop a healthcare facility-associated infection each year? A.

B.

C.

D.20 - ANSWER- B.

When do Central Supply technicians working in the storage area fill the case carts? A.The day or evening before the supply will be used B.The morning before the supply will be used C.Two days before the supply will be used D.Not more than 12 hours before they will be used - ANSWER- A.The day or evening before the supply will be used Which agency regulates medical device reporting? A.OSHA B.FDA C.AAMI D.ANSI - ANSWER- B.FDA Which organ is responsible for filtering the blood to remove amino acids and neutralize some harmful toxins? A.Kidney B.Gall bladder C.Liver D.Pancreas - ANSWER- C.Liver Another name for the THROAT is: A.Larynx B.Esophagus C.Trachea D.Pharynx - ANSWER- D.Pharynx Which of these is not a female reproductive organ? A.Ovaries B.Prostate Gland C.Uterus D.Fallopian Tubes - ANSWER- B.Prostate Gland Coccus is a shaped bacteria A.Rod B.Round C.Spiral

D.Star - ANSWER- B.Round Which agency protects workers from occupationally caused illnesses and injuries? A.FDA B.EPA C. AORN D.OSHA - ANSWER- D.OSHA Should a Joint Commission survey show failure to meet standards, the hospital can lose accreditation by federal and state governments resulting in: A.Loss of Medicare and Medicaid payments B.Failure to receive required state licenses C.Increases in facility operating costs - ANSWER- A.Loss of Medicare and Medicaid payments What is the preferred pH for detergent used for most cleaning processes? A.High pH B.Low pH C.It depends on the water temperature and exposure time. D.Neutral pH - ANSWER- D.Neutral pH Endoscopes are often processed in a mechanical unit called A.a flush-pulse endoscope reprocessor B.an automatic endoscope reprocessor C.a washer-decontaminator D.an ultrasonic cleaner - ANSWER- B.an automatic endoscope reprocessor Which of the following endoscope would be dispensed for a procedure that require visualization of the lower part of the large intestine? A.ureteroscope B.gastroscope C.colonoscope D.sigmoidoscope - ANSWER- D.sigmoidoscope Tests which use live bacterial spores to challenge the efficacy of the sterilization process and provide a direct measure of lethality is referred to as: A.Ampulization Tests B.Biological Tests C.Chemical Integrator Tests D.Chemical Indicator Tests - ANSWER- B.Biological Tests

Which of the following would you consider the most efficient type of dry heat sterilizer? A.the mechanical convection sterilizer B.the gravity convection sterilizer C.the special purpose dry heat oven D.the dynamic air removal sterilizer - ANSWER- A.the mechanical convection sterilizer Which of the following requirements are important for low temperature sterilization? A.Monitoring B.Quality Assurance C.Effectiveness D.All of the above - ANSWER- D.All of the above The amount of EtO that remains inside material after sterilization is called: A.Leftover B.Sediment C.Residual D.Silt - ANSWER- C.Residual Which of the following is not considered to be a category of quality control indicators in Central Service? A.Administrative B.Customer satisfaction C.Supply D.Technica - ANSWER- C.Supply What percentage of microorganisms are harmful to humans? A.1% B.2% C.3% D.4% - ANSWER- A.1% What is the most cost effective method of processing surgical instrumentation and equipment? A.Vapor phase hydrogen peroxide B.Steam sterilization C.EtO D.Hydrogen peroxide gas plasma - ANSWER- B.Steam sterilization Which is true about protein tests to verify instrument cleanliness? A.A test strip is inserted inside the lumen

B.They can detect the presence of biofilm C.They use the flush method D.B and C - ANSWER- D.B and C What is atmospheric pressure at sea level? A.10.5 psi B.14.7 psi C.25.8 psi D.33.4 psi - ANSWER- B.14.7 psi Which agency requires medical device manufacturers to provide end users in healthcare with specific instructions on how to clean and sterilize their products? A.AAMI B.AORN C.FDA D.OSHA - ANSWER- C.FDA The period of time during which a sterile item is considered safe to use is known as A.product stability B.expiration date C.shelf life D.use life - ANSWER- C.shelf life At the end of the sterilization cycle, the EtO cartridges and the gloves used to handle them should be A.disinfected B.washed C.irradiated D.aerated - ANSWER- D.aerated Surgical instruments used to cut away at bone and tissue: A.retractors B.biospy forceps C.cannulas D.rongeurs - ANSWER- D.rongeurs Which of the following statements is true about the use of ultrasonic cleaners for complex instruments? A.They should never be used to clean laparoscopic instruments B.They use the process of cavitation to clean instruments

C.They use the process of impingement to clean instruments D.Pre-cleaning is not required before using ultrasonic cleaners - ANSWER- B.They use the process of cavitation to clean instruments What class of medical device is sterilization packaging? A.Class 2 B.Class 3 C.Class 4 D.Class 5 - ANSWER- A.Class 2 What action should be taken by the CS technician if a stain is discovered in the linen wrap? A.Any linen wrap with a stain must be removed from service B.The stain must be removed with stain removing chemical C.It is acceptable to use the wrap if the stain is small D.The wrap should be re-laundered - ANSWER- A.Any linen wrap with a stain must be removed from service What is the purpose of using instrument stringers? A.For protecting the instruments in the instrument tray B.For grouping instruments according to their functions C.For keeping hinged instruments in open positions D.For arranging instruments so they can be easily removed from the tray - ANSWER- C.For keeping hinged instruments in open positions Which of the following will the CS technician dispense if an equipment is needed for administering IV therapy fluids A.Sequential Compression Device B.Infusion pump C.Suction pump D.PCA pump - ANSWER- B.Infusion pump Sterilizer recording charts and or printouts should be checked A. By the facility director B. During and at the end of each cycle C.Every 12 hours D.At the end of the shift - ANSWER- B.During and at the end of each cycle Which agency regulates clean air and public water? A.OSHA B.FDA

C.EPA

D.CDC - ANSWER- C.EPA

Inoperative patient care equipment should A.Marked with Use with Caution tag B.Have its settings adjusted C.Be tagged and sent to biomedical engineering D.Be disassembled - ANSWER- C.Be tagged and sent to biomedical engineering What is the surgical instrument used to extract blood and other fluids from a surgical site A.Suction device B.Osteotomes C.Hemostatic forceps D.Ronguers - ANSWER- A.Suction device The most common reason for steam sterilization failure is A.inadequate drying time B.inadequate exposure time C.lack of steam contact with the instrument D.insufficient temperature - ANSWER- D.insufficient temperature Which of the following events will warrant a recall? A. If there were less than 10 air exchanges per hour in the decontamination area during sterilization B. If the humidity of the decontamination area fell above the recommended value during sterilization C. If a positive BI result was obtained after a processed medical device is released D. If a negative BI result was obtained after a processed medical device is released - ANSWER- C.If a positive BI result was obtained after a processed medical device is released A healthcare facility in Rochester, New York had crutches and canes shipped directly to the Physical Therapy Department. This is an example of what type of distribution system? A.Emergency requisition B.Stocess C.PAR leklvel D.Flash - ANSWER- B.Stocess Which of the following can be sterilized in Hydrogen peroxide and ozones? A. Tyvek pouches B. Kraft-type paper pouches

C. Paper-plastic pouches D. Canvas pouches - ANSWER- A.Tyvek pouches This body creates and revises standards for packaging requirements for sterilizing water for irrigation A.ANSI B.USP-NF C.EPA D.APIC - ANSWER- B.USP-NF A voluntary organization whose standards are considered one of the major resources for healthcare guidelines A.AORN B.AAMI C.APIC D.NFPA - ANSWER- B.AAMI Which agency provides the guidelines for fire safety? A. FDA B. USP-IF C. FIFRA D. NFPA - ANSWER- D. NFPA It is preferable to use highly purified water (water with low conductivity) to clean instruments A. True B. False - ANSWER- A. True The inside of the sterilizer chamber should be cleaned with A. Abrasive sponge B. Steel wool C. Lint-free soft material D. Cotton wool - ANSWER- C. Lint-free soft material Which of the following is the female sex cell? A. Vulva B. Uterus C. Ovum D. Ovary - ANSWER- C. Ovum Which of the following tracking methods provides real time information?

A. laser-etched bar codes B. standard bar code C. RFID D. dot matrix applications - ANSWER- C. RFID The inventory system used to facilitate the accurate tracking of inventory using bar codes or radio frequency identification is called: A. JIT system B. par-level C. automated inventory tracking systems D. min/max system - ANSWER- C. automated inventory tracking systems The recommended temperature for steam sterilization for tabletop and gravity air displacement sterilizers is approximately A. 260-degrees F or 126-degrees C B. 250-degrees F or 121-degrees C C. 240-degrees F or 115-degrees C D. 230-degrees F or 110-degrees C - ANSWER- B. 250-degrees F or 121-degrees C The most significant cause of instrument processing errors is: A. inadequate Central Service budgets B. uncooperative surgical suite personnel C. lack of proper processing equipment D. improperly trained personnel - ANSWER- D. improperly trained personnel How much space should be left on each side of a peel pouch when filling it with instruments? A. 1/2 inch B. 1/4 inch C. 1/8 inch D. One inch - ANSWER- A. 1/2 inch Which of the following is represented by Julian date of 009? A. 9th month of the year B. January 9 C. September 1 D. Year 9 BC - ANSWER- B. January 9 Which of the following packaging materials is not recommended for EtO sterilization? A. paper plastic pouches B. tyvek

C. polypropylene D. nylon - ANSWER- D. nylon Which word element is gastro? A. Root B. Suffix C. Prefix D. Combining vowel - ANSWER- A. Root Which of the following is the correct sterilizer setting for the Bowie Dick test? A. 3.5 to 4 mins at 270F(132C)gravity B. 3.5 to 4 mins at 270F(132C)prevac C. 2.5 to 4 mins at 250F(121C)prevac D. 2.5 to 4 mins at 250F(121C)gravity - ANSWER- B. 3.5 to 4 mins at 270F(132C)prevac Ultrasonic cleaners use the process of A. Alkylation B. Impingement C. Passivation D. Cavitation - ANSWER- D. Cavitation Which of the following refers to a state of being free from disease-causing microorganisms? A. Asepsis B. HIA-control C. Infection prevention D. Infection control - ANSWER- A. Asepsis What is the pathway that food takes through the digestive system? A. Trachea B. Fallopian tube C. Alimentary Canal D. Esophagus - ANSWER- C. Alimentary Canal If at the end of Bowie Dick test cycle , the color of the test sheet is found to be patchy. What action should be taken? A. CS technician should go ahead and load the sterilizer for sterilization to begin B. The sterilization time should be increased and the test rerun per manufacturers IFU C. Anout-of-order` sign should be placed on the sterilizer and placed in a dumpster D. Sterilizer must be taken out of service until the issue is identified and fixed - ANSWER- D. Sterilizer must be taken out of service until the issue is identified and fixed

Which of the following is true about secondary containers of chemicals? A. Secondary containers must be approved by the manufacturer before use B. They must have a label that identifies hazard warnings and directions C. Their use is not permitted in healthcare facilities D. They must be labeled and must indicate the storage information - ANSWER- B. They must have a label that identifies hazard warnings and directions Which of the following microorganisms is used to biologically monitor the ozone sterilizer? A. geobacillus stearothermophilus B. bacillus atrophaeus C. geobacillus subtilis D. bacillus subtilis - ANSWER- A. geobacillus stearothermophilus Which of the following will require the use of magnifying glass or other visual enhancing equipment for inspection? A. Serrations B. Box locks C. Ratchets D. All of the above - ANSWER- D. All of the above Forceps with serrations at the distal end will be used for A. Control the flow of blood B. Drive suture needles to close surgical sites C. Manipulating tissue for suture D. Manipulating tissue and pack surgical site - ANSWER- D. Manipulating tissue and pack surgical site When CS technicians receive prepackaged sterile items from outside the facility, they should check A. check for the cost of the items B. check for name of the manufacturer C. check for the safety of items D. for expiration date - ANSWER- D. for expiration date A method of stock rotation system in which the oldest product in storage is used first is known as: A. LIFO B. FIFO C. Periodic