Guidelines for Disinfection and Sterilization of Medical Devices, Exams of Nursing

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Cbspd exam prep| 126 questions| with complete solutions Semi critical devices should be processed by which disinfection method? correct answer: High- level disinfection (at least) Critical devices should be processed by which disinfection method? correct answer: Sterilization Non critical devices should be privy which disinfection method? correct answer: Sanitization Name the three different types of endoscopic scopes: correct answer: Rigid, flexible, and semi- rigid According to Spauldings classification of medical devices, a semi critical item requires which form of disinfection? correct answer: High-level disinfection In a non-tabletop sterilizer, a gauge on the main steam line, usually located at the back of the sterilizer, tells you the steam pressure: correct answer: As it enters the jacket One reason for adding chemicals to the boiler feed water is to correct answer: Minimize contaminates The Bowie-dick is considered which type of monitoring process? correct answer: Chemical Monitoring Routine biological testing of steam sterilizers should be performed no less than correct answer: Weekly All loads containing implantable devices should be correct answer: Monitored with a biological indicator Unless otherwise directed by the sterilizer manufacturer, the ethylene oxide process challenge device (bi test pack) is placed in the: correct answer: Geometric center of the load Which of the following is compatible with Hydrogen peroxide ozone sterilization? correct answer: Stainless steel instruments Biological monitoring of the hydrogen peroxide-ozone sterilization process should be performed correct answer: At least daily "The removal of contamination from an item to the extent necessary for further processing or for its intended use" is the Association for the Advancement of Medical Instruments definition of which of the following correct answer: Cleaning Negative pressure refers to correct answer: Air exhausted directly to the outside When sorting items in the decontamination area, which of the following would require manual cleaning? correct answer: Powered Equipment The ability of the body to specifically counteract antigens refers to correct answer: Immunity Which of the following is not a disease spread by droplets? correct answer: Measles Lyme disease is generally transmitted by correct answer: Vectors The sterile processing technician does not have an impact on which of the following elements of the chain of infection? correct answer: defense mechanisms When taking an instrument out of a HLD, what should be notated on the record log? correct answer: Time immersed, time taken out, temperature of the solution and initials of the technician who handled the instrument How many inches of space should there be between the chamber walls and packages to prevent scorching of package materials? correct answer: At least 1 in What is a log reduction of 1? correct answer: 90% The temperature/ humidity range in prep and pack should be: correct answer: 68-73 degrees/ 50%-35% What is the cycle for specified for a Bowie-Dick test? correct answer: 3 to 3 1/2 minutes @ 270 or 273 with no drying time. Chemical monitoring: correct answer: Involves the use of external chemical indicators to verify that a load has been subjected to a sterilization process; the use of internal indicators to verify that individual packages have been exposed to necessary conditions for sterilization. Biological monitoring correct answer: Verified that the sterilization conditions within the load were adequate to kill a known number of bacterial spores. - is the only way to measure the lethality of a sterilization process. correct answer: Biological monitoring The spore that is most resistant to steam sterilization is correct answer: Geobacillus stearothermophilus Type 1 process indicators correct answer: Indicator tape Type 2: indicators for specific tests correct answer: Bowie-dick Where do you put/place the chemical indicators in a multi-level tray? correct answer: On each level in the middle of the tray Why is a TYPE 5 chemical indicator NOT enough to monitor trays with implants correct answer: It does not contain live bacterial spores How do you properly clean an Addison forcep? correct answer: Soft bristle brush What are the 2 most common methods of wrapping? correct answer: Envelope fold and square fold What is the purpose of a lot control number correct answer: In case of a recall Who regulates employee safety? correct answer: OSHA OSHA, FDA, and EPA set what correct answer: Regulations What is true about patients that have bladder cancer and the HLD cidex OPA/Ortho- phthaldehyde? correct answer: It is not recommended that they be exposed because of the slight possibility of unfavorable body reactions What is the first step in processing instruments with PRION EXPOSURE? correct answer: Cleaned first according to device manufacturers instruction and the facility procedures The closing force of an instrument is found where? correct answer: Shank What system is surrounded by bones, membranes and fluid? correct answer: Central nervous system What is the primary way C. Difficile is transmitted in a health care facility? correct answer: From people with or without symptoms/ transmission by the hands of healthcare personnel from patient to payient Name an infection that HAI can occur from? correct answer: Staphylococcus aureus E. Cool Pseudomonas aeruginosa C. Difficile What lubrication should be used for surgical instruments? correct answer: Water soluble To test the sterilizers ability to sterilize under actual conditions is called? correct answer: Maximum load testing Workflow is correct answer: How the work progresses through the department. The start to finish of trays Traffic control is correct answer: Controlling access to SPD A load with an implant comes out of the sterilizer and there is no biological test is on the rack. You are the one that put the load into the sterilizer. Ethically what should you do? correct answer: Inform the supervisor of your mistake Peracetic acid- what does it monitor? correct answer: LCS- liquid chemical sterilant Processing system Insulation should be checked for damage to prevent what? correct answer: The patients tissue or organs from being burnt and shocking the surgeon How do you clean items like lumens and cannulations, with internal passage ways? correct answer: First, manually with a brush, flush, place in ultrasonic if manufacturer recommends How do you clean devices with lumens using HLD? correct answer: Using a syringe to pull the HLD solution into the lumen to make sure the lumen is filled with HLD What is a tech most likely to have a high exposure to Glutaraldehyde fumes? correct answer: When disposing of it down the drain What is the field of vision in a 0 degree rigid scope? correct answer: It is used for forward viewing steam throughout the load must be hot enough to destroy all microorganisms. It must have which conditions? correct answer: Time, temperature and saturated steam An external lock indicator does not change colors. Is the load sterile? correct answer: No All patient care equipment must be care equipment must be — when stored correct answer: Plugged in Tungsten carbide NH are gold because: correct answer: It prevents corrosion Where would you locate SDS sheets? correct answer: In a binder or on computers When using HLD, what instructions would you use to safely handle the chemicals? correct answer: manufacturer's instructions How would you properly remove a wrapped set from the shelf without tearing it? correct answer: Picking it straight up, not dragging it. In case of a load recall, what would you do? correct answer: reprocess all items since last negative BI, determine cause, correct and re-challenge with a BI PCD in 3 consecutive empty chamber cycles How should instruments be assembled in the tray to insure proper sterilization? correct answer: Evenly organized in the tray with heavier items on the bottom and more delicate items on top What BI spore is used for both sterilization methods for Steam (autoclave) and LTGP (Sterrad)? correct answer: Geobacillus stearothermophilus Do you remove external shipping container/wrap outside before entering prep n pac or storage area? correct answer: Yes. Clean or sterile items to be transported to SPD and storage should be removed from their external shipping containers. What is a Trocar? correct answer: It creates an opening into the patient to permit passage of the scope which provides light inside the body cavity Why should you use a scope warmer? correct answer: It pre-warms endoscopes to body temperature, keeping them fog-Free during surgical procedures Administrative monitoring is done when? correct answer: Starts with polices and procedures Labeling BI vials, lot control labels can't be used why? correct answer: Lot control labels shouldn't be affixed to the BI vial because it could interfere with test reaults If a peel pack/plastic pouch falls on the floor, what's the ethical thing to do? correct answer: Reprocess What is shelf life? correct answer: The date by which the container must be used What is use life? correct answer: The length of time for which the HLD can be used after it is opened and placed into use The larger and the thicker biofilm on an object becomes: correct answer: The more difficult for cleaning, disinfection and sterilization ineffective How should scissors be positioned in a plastic pouch? correct answer: Fully opened; positioned so that the finger ring (end that surgeon will grasp) is located at the end that will be opened Do you stack trays in the ultrasonic? correct answer: No. Trays should not be stacked. Stacking can lead to damaged instruments and cause ineffective cleaning What is another name for an optical element? correct answer: Telescope Which of the following classes of fire extinguishers would be used for an electrical fire? correct answer: Class C Chemical and biological indicators must be cleared by correct answer: FDA