CRCST Exam Review with correct answers

CRCST Exam Review All conditions for sterilization were met - correct answer A negative biological indicator test result implies: Every day the sterilizer is used - correct answer What is the preferred rate at which the BI Process Challenge Device (PCD) should be used for routine sterilizer efficacy monitoring? Over the chamber drain - correct answer The dynamic air removal test should be placed ___________ Biological Indicator (BI) - correct answer What is the most acceptable test for providing quality assurance monitoring of EtO sterilization? Aluminum Instruments - correct answer All of the following items should not be placed in ultrasonic cleaners except: 80 degrees F - 109 degrees F (27 degrees C - 43 degrees C) - correct answer When using ultrasonic cleaners, the bath temperature for cleaning instruments should be between Daily - correct answer How frequently should a steam sterilizer's door gasket be inspected and cleaned? With every load - correct answer How frequently should biological tests be performed in an ethylene oxide sterilizer? Placed on edge - correct answer When loading a steam sterilizer, items with solid bottoms should be be discarded after each use - correct answer Sponges should with tongs - correct answer Sharps must be removed from the instrument tray Mesophiles - correct answer Which of the following bacteria are pathogenic to humans and grow well at body temperatures? Spores - correct answer Which of the following is capable of forming a thick wall around themselves? Class 3 - correct answer Heart valves and pacemakers are examples of FDA ______________ medical devices When the sterilizer door is opened after the completion of a cycle - correct answer When does the sterile storage process begin? Oxidation - correct answer Microorganisms are destroyed in low temperature sterilization by a process called Over the drain - correct answer Where should a test pack be placed in the sterilizer? Acidic - correct answer A solution with Ph of 0-6 is said to be The wrap should be re-laundered - correct answer What action should be taken by the CS technician if a stain is discovered in the linen wrap? Geobacillus stearothermophilus - correct answer The spore-producing microorganism used in steam sterilizer testing is Lot control number - correct answer All items to be sterilized should be labeled with a Granular activated charcoal - correct answer Which of the following is used to reduce the amount of chloride in water that will otherwise inhibit the effectiveness of deionization and reverse osmosis systems? Impingement - correct answer Automated mechanical washers remove bioburden by which of the following actions? Increases competition among individuals - correct answer Which of the following is not considered a benefit of team work? Tissue - correct answer Group of similar cells working together to perform a specialized function In a sterilization chamber with an empty load at the same time each day - correct answer The Bowie Dick test should be run qualification - correct answer Sterilizer _____________ is performed to verify that the sterilizer is in good working condition at the user's facility and performs according to the manufacturer's specification Cleaning - correct answer Which of the following is the first step in the sterilization process? Aluminum foil - correct answer What is the packaging of choice for dry heat sterilization? Ozone - correct answer Which of the sterilization methods eliminates the need to purchase a sterilant? Leak testing - correct answer When processing flexible endoscopes in the decontamination area, which of the following steps should be done first? PEL - correct answer The unit of measure to describe the amount of EtO in the air is called: False - correct answer Dental drills are used to remove cement (T or F?) False - correct answer Anaerobic bacteria require free oxygen to live Class 1 - correct answer Autoclave sterilizer is a _____________ class of device Aerobic - correct answer Bacteria that require free oxygen to grow are called _____________ bacteria. cleaned - correct answer Before an item can be placed in a liquid chemical sterilizer processing system they must be Mouth - correct answer This is where the digestive process begins required inventory levels - correct answer Which of the following is NOT included in the MSDS? 2 hours - correct answer What would be the recommended exposure time for a dry heat sterilization load that was run at an exposure temperatue of 320 degrees fahrenheit (160 degrees celsius)? It meant the test was negative (or it passed and is approved for use) - correct answer Upon completion of a Bowie Dick test, the chemically impregnated sheet was found to have a uniform color change. How would you interpret the result? March 15, 2014. The oldest items. Newest items get stocked on left, oldest items get pulled from right. - correct answer When stocking items using FIFO rule, which of the dated items should be stocked on the front right of the shelf? Iron and silicates - correct answer Which of the following elements create a bluish or rainbow-type stains on stainless steel? At least weekly - correct answer How often should the leak test be performed in a pre-vacumn autoclave? Low foaming - correct answer Detergents for Ultrasonic cleaners should be: 10 - correct answer Approximately ______ percentage of patients hospitalized develop a healthcare associated infection each year. because impurities can make it difficult to clean and decontaminate the instruments - correct answer Why is purified water recommended for final rinse of instruments? rented - correct answer Equipment needed by the healthcare facility for short-term use is Dry - correct answer CS technician should ensure endoscopes are ___________ before they are stored. fats - correct answer Multi-enzymatic cleaning products containing lipase are useful for cleaning __________. FDA - correct answer Which agency regulates reprocessing of single use devices? Gas plasma - correct answer Spunbound-Meltblown-Spundpound packaging material should be used in which of the following? 100 parts per million (ppm) or less - correct answer The ideal level of silicates in water used for cleaning is ________________. VATS (video-assisted thoracoscopic surgery) - correct answer Use of endoscopic instrument to access the chest or lung or thoracic cavity ______________________. When there is a pit mark on the item - correct answer An item can be said to have rust when _________________. Anytime unit has to be loaded Check drain after every use Clean anytime water is changed - correct answer How frequently should the ultrasonic washer be checked and cleaned? prior to each each use - correct answer HLD solution should be tested _____________. Freshly charged backup batteries are used/provided - correct answer As part of releasing a patient care equipment like Intravenous pump, the CS technician must ensure Reverse osmosis - correct answer Diffusion of water through semi-permeable membrane to eliminate impurities in the water 7.2 - correct answer The maximum density of linen packs must not exceed ______________ pounds per cubic foot Circulatory system - correct answer Which of the following distributes nutrients and oxygen to the cells all over the body? Decontamination To reduce the possibility of contaminating the clean area, cleaning should be done from clean to dirty. - correct answer Which of the following areas should be cleaned last? method of transmission - correct answer The weakest link in the chain of infection is the Infectious agent Reservior Portal of exit Method of transmission Portal of entry Susceptible host * The weakest link is the method of transmission, most effective way of breaking transmission is washing hands. - correct answer What are the six links in the chain of infection? Methicillin-resistant Staphylococcus aureus (MRSA) - correct answer Which of the following organism is resistant to most antibiotics? 4 - correct answer Number of air exchanges in the sterile storage area per hour The paper side allows for both air removal and for the sterilant to enter the peel pouch - correct answer What is the purpose of the paper side of a peel pouch? Richardson - correct answer Which of the following names are associated with a self retaining retractor? In the center of the load - correct answer What is the placement location of BI indicators in Ethylene Oxide sterilizers? Healthcare facility - correct answer Whose responsibility is it to verify that devices requiring sterilization have been validated for use in the sterilizers available at a healthcare facility? RCA (root cause analysis) - correct answer The Joint Commission standards require healthcare facilities to use ___________ on any sentinel event that is recurring Peracetic acid - correct answer Which of the following is a liquid chemical sterilant? The Joint Commission - correct answer Which of the following requires preventative maintenance standards be established for medical equipment? Check the collar at the distal tip - correct answer What is the first thing to do when inspecting the insulation of a laparoscopic instrument? Process challenge device (PCD) - correct answer Every load that contains an implantable device must be monitored with Quaternary Ammonium Compounds (Quats) - correct answer Which of the following are incompatible with soap? Perpendicular to the shelf - correct answer When loading a steam sterilizer, linen packs should be The brain stem - correct answer Which of the following parts of the brain controls automatic body functions such as breathing? Bacillus atrophaeus - correct answer Which of the following microorganisms is used to monitor the dry heat sterilizer? APIC (Association of Professionals in Infection Control & Epidemiology) - correct answer Which of these organizations work to prevent HAI in facilities? At least weekly - correct answer How frequently should BI testing be performed for steam sterilizers? Class B - correct answer What type of fire extinguisher is used to extinguish fires that involve flammable and combustible liquids such as gasoline, alcohol? Mesophiles (between 68 and 113 degrees) - correct answer Which of the following bacteria grow at moderate temperatures? The linen wrap must be repaired - correct answer What action should be taken if a hole is detected in a linen wrapping material? 1 inch (1/4 x 4 edges = 1 inch) - correct answer To allow space for contraction and proper circulation, how much TOTAL space should be left between the items in the peel pouch and the sealed edges? 10 - correct answer Air exchanges in EtO sterilizer room should be _________ exchanges per hour Peracetic acid - correct answer Which of the following will be most appropriate for point-of-use, just-in-time processing system? Calcium and magnesium - correct answer Water softeners are used to remove __________ in the water low, intermediate, high - correct answer Disinfectant is classified into these levels Dry - correct answer CS technician should ensure endoscopes are __________ before they are stored Issue should be left with the department heads to resolve - correct answer How should misunderstanding between the CS department and the user department be resolved? Failure mode and effect analysis (FMEA) - correct answer A proactive process designed to predict and prevent future adverse outcomes Every day the sterilizer is used - correct answer What is the preferred rate at which the BI process challenge pack should be used for routine sterilizer efficacy? Daily - correct answer What is the recommendation for cleaning the sterilizer's drain? Disposable tubing and pads accessories - correct answer When dispensing patient care equipment for use, the CS technician should include At least weekly - correct answer How often should a leak test be performed in a pre-vacumn autoclave chamber? D-value - correct answer The amount of time that it takes to kill 90% of microorganisms present on an object is called 12 hours at 122 degrees f - correct answer During an EtO aeration phase, which of the following is the recommended minimum exposure and temperature? 10 seconds - correct answer Emergency eyewash stations should be available within how many seconds of a potential chemical exposure? The joint commission - correct answer Which of the following requires preventive maintenance standards be established for medical equipment? The Joint Commission and AORN - correct answer The following agencies recognize that sterility is 'event related' good body mechanics - correct answer When the CS technician bends the knees and hips before lifting heavy items, he will be practicing