CRCST PRACTICE TEST Questions & Answers 2024/2025

CRCST PRACTICE TEST Questions & Answers 2024/2025 What states that all patient information is highly confidential and should NEVER be discussed with anyone at any time unless it is required for the direct care of the patient? - ANSWER-HIPPA This process is defined by AAMI as the removal of contamination from an item to the extent necessary for further processing or for the intended use. - ANSWER-cleaning What type of stainless steel is used to manufacture scissors, forceps, osteotomes, and chisels? - ANSWER-400 series What type of material is used the most in the manufacturing of surgical instrumentation? - ANSWER-stainless steel What is the proper order of how work progresses through the CSPD? - ANSWER-Decontam, Prep and pack, sterilizer, sterile storage What is defined as microorganisms on a contaminated item? - ANSWER-Bioburden What type of stainless steel is used to manufacture basins, bowls, and malleable retractors? - ANSWER-300 series The two steps in the process of decontamination? - ANSWER-manual cleaning and thermal process As defined by OSHA what is defined as "the use of physical or chemical means to remove, inactivate or destroy blood borne pathogens on a surface or item to the point where they are no longer capable of transmitting infectious particles and the surface of - ANSWER-decontamination A Sales Rep brings in a new Stryker Drill for Dr Bridwell to try during a total hip procedure. What is the first step that should be taken? - ANSWER-Ask for written instructions. The temperature in the decontamination department: - ANSWER-60°-65° F Sharps in the decontamination department should be confined and contained in what type of leak proof container? - ANSWER-impervious After thoroughly cleaning a contaminated item the most important step in the decontamination process is to _____________ the item. - ANSWER-rinsed Humidity level in a CS department should be kept at what percent? - ANSWER-30-60% Instruments in the OR that are just opened but not used still have to go through the decontam process, only when? - ANSWER-every time and always considered contaminated What is the groups or collections of microorganisms that adhere to the surface of any object that comes into contact with nonsterile water? - ANSWER-biofilms What when used in small amounts is extremely corrosive to surgical instruments, and it's use in the decontamination process is prohibited? - ANSWER-bleach A pH level of 7 is considered? - ANSWER-neutral Instruments should never be stored _________________, and all instruments should be sterilized as soon as possible after cleaning. - ANSWER-wet The air pressure in the decontamination department should be what? - ANSWER-negative How many air exchanges per hour is the decontamination department supposed to have? - ANSWER-10 How often is the temperature and humidity levels supposed to be documented? - ANSWER-daily What forms a protective slimy film on top of water and on instruments during the decontamination process? - ANSWER-biofilms A pH level of below 7 is considered? - ANSWER-acidic Items that have been presoaked or treated must be ____________ thoroughly before further cleaning, because the presoaking or treatment agent may not be compatible with the detergents used for cleaning. - ANSWER-rinsed A pH level above 7 is considered? - ANSWER-alkaline Biofilms adhere to all surfaces, but they form more slowly on smooth surfaces than on rough surfaces. In healthcare settings, the items most affected by biofilms are those with? - ANSWER-lumens, serrated surfaces, difficult-to-reach surfaces What kind of detergents contain organic substances that assist in the breakdown of protein soils and blood? - ANSWER-Enzymatic detergents When using enzymatic detergents higher water temperatures are not to be used because it will break down, or destroy, the enzymes, making them? - ANSWER-less efficient Temperatures below ______________ all have adverse effects, making enzymes sluggish and reducing their effectiveness. - ANSWER-109° F Water temperatures of _________________ are best for enzyme-based products - ANSWER-140°F Enzymes can be used individually or in combination in the formulation of enzymatic detergents. Which enzymatic detergent breaks down blood, mucus, feces, and albumin? - ANSWER-protease Enzymes can be used individually or in combination in the formulation of enzymatic detergents. Which enzymatic detergent breaks lipase which breaks down fat (e.g., bone marrow and adipose tissue)? - ANSWER-lipase Enzymes can be used individually or in combination in the formulation of enzymatic detergents. Which enzymatic detergent catalyzes starches and breaks down carbohydrates? - ANSWER-amylase What kind of detergents can be used to remove severe stains on stainless steel instruments? - ANSWER-organic acid What kind of cleaning agents are available for removing stubborn soils and stains; however, these are specially formulated agents that can be difficult to remove and must be thoroughly rinsed away? - ANSWER-non-abrasive What are organic compounds, i.e. they are made from products found in nature? By themselves they are poor cleaners and can be difficult to rinse off. - ANSWER-soaps There must be some type of action that enhances the cleaning process, such as ____________ on the surfaces. This is created by scrubbing in manual cleaning, by the continuous spraying of cleaning solutions against the device surfaces in a mechanical washer - ANSWER-friction What type of items must be opened during the cleaning process? - ANSWER-hinged What type of equipment cannot be immersed? - ANSWER-powered Manual cleaning may be the only effective method for certain instrumentation such as devices with? - ANSWER-lumens ...