Test 4 Flashcards
Category: Cleaning, Decontamination & Disinfection
Which of the following would be considered a traffic flow violation in a decontamination area?
A. Moving from a clean area to a dirty area without changing PPE
B. Carrying soiled items close to the body
C. Walking across the room while carrying sharps
D. All of the above
The correct answer is D. All of the above. All these actions pose a risk of contamination or injury. Therefore, it is crucial to follow proper procedures for movement and handling of items within the decontamination area.
Category: Cleaning, Decontamination & Disinfection
When dealing with soiled items, why is it important to inspect for and report inadequate point of use cleaning?
A. To ensure the sterilization process is successful
B. To prevent the potential spread of infection
C. To ensure the item does not damage the cleaning equipment
D. All of the above
The correct answer is D. All of the above. Reporting inadequate point of use cleaning is crucial for ensuring the sterilization process is successful (A), preventing the potential spread of infection (B), and avoiding damage to the cleaning equipment (C).
Category: Cleaning, Decontamination & Disinfection
How should high-level disinfection (HLD) equipment be stored?
A. In a damp environment
B. Directly on the floor
C. According to manufacturer’s instructions
D. Mixed with other cleaning solutions
The correct answer is C. High-level disinfection (HLD) equipment should be stored according to the manufacturer’s instructions. Each equipment may have specific requirements for storage conditions, such as temperature, humidity, or protection from light. Following the manufacturer’s instructions ensures the effectiveness and longevity of the equipment.
Category: Cleaning, Decontamination & Disinfection
What is a proper disposal method for high-level disinfection (HLD) solutions?
A. Pouring down the sink
B. Throwing in regular trash
C. Incineration or using a neutralizer
D. Flushing down the toilet
The correct answer is C. Proper disposal methods for high-level disinfection (HLD) solutions include incineration or using a neutralizer. HLD solutions are often hazardous chemicals and should not be poured down the sink or flushed down the toilet as they can contaminate the water supply. Incineration or using a neutralizer ensures safe and environmentally responsible disposal.
Category: Cleaning, Decontamination & Disinfection
What is the purpose of performing a visual check for cleanliness when transferring items to the preparation area?
A. To identify any visible residue or contaminants on the items
B. To ensure the items are properly labeled and organized
C. To determine the quantity of items being transferred
D. To comply with regulatory requirements
The correct answer is A. To identify any visible residue or contaminants on the items.Performing a visual check for cleanliness is crucial when transferring items to the preparation area. It helps identify any visible residue, contaminants, or foreign materials on the items. This step is important to ensure that the items are clean and ready for further processing. While ensuring proper labeling, organizing, determining quantity, and complying with regulatory requirements are also important aspects, the primary purpose of performing a visual check for cleanliness is to identify any visible residue or contaminants on the items.
Category: Cleaning, Decontamination & Disinfection
What is the first step in the process of donning PPE?
A. Put on gloves
B. Put on gown
C. Put on mask
D. Perform hand hygiene
The correct answer is D. Perform hand hygiene. Before putting on any PPE, it is crucial to perform hand hygiene. This prevents contamination of the PPE and reduces the risk of transferring pathogens from your hands to your face or other areas during the donning process. The other steps follow hand hygiene and are typically performed in the order of gown, mask, and gloves.
Category: Cleaning, Decontamination & Disinfection
While working in the decontamination area, your goggles become foggy, compromising your vision. What should you do?
A. Remove the goggles and continue working
B. Wipe the goggles with a nearby cloth
C. Step away from the work area, remove and clean the goggles, then re-don them before resuming work
D. Ask a colleague to clean them for you while you continue working
The correct answer is C. Step away from the work area, remove and clean the goggles, then re-don them before resuming work. The safety of the technician and effectiveness of decontamination are compromised if the goggles are foggy. It’s important to step away from the contaminated area before removing PPE to avoid contamination. The other options pose a risk of exposure to hazardous materials.
Category: Cleaning, Decontamination & Disinfection
What is the effect of high humidity levels on the drying process of instruments?
A. It slows down the drying process
B. It speeds up the drying process
C. It has no effect on the drying process
D. It improves the drying process
The correct answer is A. It slows down the drying process. High levels of humidity in the environment can slow the evaporation rate, causing the instruments to dry slower. Option B is incorrect because higher humidity means more moisture in the air, which hinders drying. C and D are also incorrect because humidity directly impacts the drying process.
Category: Cleaning, Decontamination & Disinfection
The humidity reading in the decontamination area at the beginning of your shift is 35%. What should you do?
A. Increase the humidity level
B. Continue with the work, it’s an acceptable range
C. Decrease the humidity level
D. Document and report the reading
The correct answer is D. Document and report the reading. The correct humidity range should be between 40% and 60%. Therefore, if the reading is below this range, you should document the reading and report it to the department manager so that corrective action can be taken. Option A could be a solution but should be decided by the manager. B is incorrect because 35% is below the acceptable range. C is incorrect because it will further reduce humidity.
Category: Cleaning, Decontamination & Disinfection
If the temperature or humidity levels are not within the parameters, who should be notified first?
A. Department Manager
B. Hospital Administrator
C. Infection Control Department
D. Joint Commission
The correct answer is A. Department Manager. In most organizations, the first person to notify if the temperature or humidity levels are out of range would be the Department Manager, who will then take appropriate actions, such as notifying Facility Management or the Infection Control Department. Notifying the Hospital Administrator or the Joint Commission would generally be inappropriate as an immediate action.
Category: Cleaning, Decontamination & Disinfection
When documenting temperature and humidity readings, what other information should also be recorded?
A. The name of the person taking the reading
B. The exact location where the reading was taken
C. The time and date of the reading
D. All of the above
The correct answer is D. All of the above. It’s important to record the person who took the reading (to ensure accountability), the exact location where the reading was taken (to identify potential problem areas), and the time and date of the reading (to track changes over time).
Category: Cleaning, Decontamination & Disinfection
You are preparing a chemical solution according to the manufacturer’s IFU and you notice the instructions are not clear. What should you do?
A. Guess the appropriate concentration
B. Consult a more experienced colleague
C. Use the same concentration as the previous solution
D. Contact the manufacturer for clarification
The correct answer is D. Contact the manufacturer for clarification. It is crucial to ensure that the chemicals are prepared correctly to maintain the effectiveness of the cleaning process. Guessing or asking a colleague might lead to mistakes. When the IFU is unclear, it’s best to contact the manufacturer directly.
Category: Cleaning, Decontamination & Disinfection
What is the recommended frequency for performing efficacy testing on an Automated Endoscope Reprocessor (AER)?
A. After every use.
B. Once a week.
C. Daily at the beginning of each shift.
D. Monthly.
The correct answer is C. Daily at the beginning of each shift. AERs should be tested daily at the start of each shift to ensure optimal performance and patient safety. While A (after every use) could ensure high levels of quality, it would be impractical and not mandated by guidelines. B (once a week) and D (monthly) are not frequent enough and could result in the use of a faulty machine, compromising patient safety.
Category: Cleaning, Decontamination & Disinfection
What is an appropriate way to ensure the efficacy of an ultrasonic cleaner?
A. Using an ultrasonic activity indicator.
B. Visual inspection after each cycle.
C. Measuring the amount of detergent used.
D. Timing the duration of the cleaning cycle.
The correct answer is A. Using an ultrasonic activity indicator. This device is specifically designed to verify the cavitation within the bath, which is the cleaning action in an ultrasonic unit. B (Visual inspection) might not reveal whether the cleaning process is effective or not. C (Measuring detergent) and D (timing) are important for the process but don’t directly indicate efficacy.
Category: Cleaning, Decontamination & Disinfection
What type of test is most effective for testing the efficacy of an Automated Endoscope Reprocessor (AER)?
A. A test with a soil test device.
B. A test using a sterile saline solution.
C. A test using an ATP bioluminescence system.
D. A test with endoscope-specific cleaning brushes.
The correct answer is C. A test using an ATP bioluminescence system. ATP bioluminescence systems are effective in detecting the presence of organic material (residual soil) left on surfaces, and therefore, they can effectively determine whether the AER has cleaned the endoscope properly. A (Soil test device) could be a useful adjunct, but it’s not specific to AERs. B (Sterile saline) does not provide information about the efficacy of cleaning, and D (endoscope-specific brushes) are a tool used for manual cleaning, not for testing AER efficacy.
Category: Cleaning, Decontamination & Disinfection
What is the correct procedure for cleaning washer-disinfector spray arms?
A. Use a brush to manually clean the arms.
B. Disassemble the spray arms and soak in enzymatic detergent.
C. Run a cycle with the spray arms in place.
D. Both A and B.
The correct answer is D. Both manual cleaning with a brush (option A) and disassembling and soaking in enzymatic detergent (option B) are acceptable methods for cleaning washer-disinfector spray arms. Simply running a cycle with the arms in place (option C) may not be sufficient for proper cleaning.
Category: Cleaning, Decontamination & Disinfection
While performing a daily check, you notice that the washer-disinfector manifolds are not aligned properly. What should be your immediate course of action?
A. Ignore the misalignment as it does not affect the cleaning process.
B. Adjust the manifolds yourself to ensure correct alignment.
C. Continue using the washer and report the issue at the end of your shift.
D. Report the issue immediately to the appropriate personnel.
The correct answer is D. Misalignment of the washer-disinfector manifolds could affect the cleaning process, and should be reported immediately to the appropriate personnel. Attempting to adjust them yourself (option B) is not recommended without proper training. Ignoring the issue or delaying the report (options A and C) can lead to inadequate cleaning and potential risk of infection.
Category: Cleaning, Decontamination & Disinfection
After a surgical procedure, a bag of soiled linens has been delivered to the central service area. What should be your first course of action?
A. Dispose of the bag in the general waste bin.
B. Send the bag to a third-party recycling vendor.
C. Send the bag for laundering.
D. Open the bag and sort the linens in the central service area.
The correct answer is D. Open the bag and sort the linens in the central service area. Soiled linens should be inspected and sorted for any unintentionally included items before being sent for laundering. A is incorrect as soiled linens are not general waste and can be laundered and reused. B is incorrect because recycling is not the appropriate action for soiled linens. C is incorrect as it’s important to check the linens for any items that may have been unintentionally included before sending them for laundering.
Category: Cleaning, Decontamination & Disinfection
Which of the following is NOT a recommended practice when using high-pressure water during decontamination?
A. The nozzle should be directed away from the operator.
B. High-pressure water should be used on all types of instruments.
C. Personal protective equipment (PPE) should be worn.
D. The operator should use smooth, sweeping motions.
The correct answer is B. Not all instruments are suitable for cleaning with high-pressure water. The manufacturer’s instructions for use (IFU) should be followed for each specific instrument. The other options (A, C, D) represent best practices in handling high-pressure water to ensure operator safety and effective decontamination.
Category: Cleaning, Decontamination & Disinfection
Which of the following is NOT a special precaution to consider when handling Creutzfeldt-Jakob Disease (CJD) instruments?
A. The instruments should be incinerated after use.
B. Dedicated decontamination equipment should be used.
C. The instruments should be quarantined.
D. The instruments should be soaked in sodium hydroxide.
The correct answer is A. Incinerating instruments after use is not a standard precaution for CJD. CJD instruments should be quarantined (C), decontaminated using dedicated equipment (B), and soaked in sodium hydroxide (D) as part of the standard precautions.
Category: Cleaning, Decontamination & Disinfection
In the Spaulding Classification, which level of disinfection is required for items that contact only intact skin?
A. Non-critical
B. Semi-critical
C. Critical
D. Not applicable
The correct answer is A. Non-critical. Non-critical items are those that contact only intact skin, which serves as an effective barrier to microorganisms. Such items require a low-level disinfection. Semi-critical items contact mucous membranes or non-intact skin and require high-level disinfection. Critical items enter sterile tissue or the vascular system and require sterilization.
Category: Cleaning, Decontamination & Disinfection
You have been given a disinfectant to clean a piece of equipment. You are not familiar with this disinfectant. What should you do first?
A. Use the disinfectant as you would any other
B. Ask a colleague how to use it
C. Refer to the manufacturer’s Instructions for Use (IFU)
D. Refuse to use the disinfectant
The correct answer is C. Refer to the manufacturer’s Instructions for Use (IFU). When dealing with unfamiliar chemicals, it’s important to refer to the manufacturer’s instructions or the Safety Data Sheets (SDS) to ensure safe and effective use. While asking a colleague (B) could be helpful, they may not have all the necessary information. Using the disinfectant without proper knowledge (A) could lead to ineffective cleaning or safety issues, and refusing to use it (D) is not a proactive solution.
Category: Cleaning, Decontamination & Disinfection
A technician is transporting a container filled with high-level disinfection (HLD) equipment. Suddenly, the container falls and the lid comes off, causing the disinfection solution to spill. What should the technician do?
A. Continue transporting the container and clean up the spill later.
B. Ignore the spill as it poses no immediate threat and continue transporting the container.
C. Place a warning sign near the spill and continue transporting the container with caution.
D. Immediately clean up the spill, ensuring proper disposal of the contaminated solution.
The correct answer is D. When a spill occurs during the transportation of high-level disinfection (HLD) equipment, it is important to prioritize safety
Category: Cleaning, Decontamination & Disinfection
During a busy shift, you notice that the chemical indicator inside the washer disinfector didn’t change color after the cycle. What should be your next step?
A. Repeat the cycle
B. Continue with the shift and inspect the indicator later
C. Remove the load and notify the supervisor
D. Change the chemical indicator and start a new cycle
The correct answer is C. Remove the load and notify the supervisor. When a chemical indicator doesn’t change color, it means that the cleaning process may not have been effective. In this case, you should remove the load to prevent potential cross-contamination and notify the supervisor to discuss the next steps. Repeating the cycle (A) without diagnosing the problem may not resolve the issue and could waste resources. Continuing the shift and inspecting later (B) or simply changing the indicator (D) could lead to improperly decontaminated instruments being used, posing a risk to patient safety.