CRCST Domain 7: Patient care equipment Welcome to your CRCST Domain 7: Patient care equipment 1. CRCST: Patient care equipment When disinfecting patient care equipment known to be contaminated with Clostridioides difficile, which of the following disinfectants is MOST appropriate? A. Ethanol-based disinfectant B. Quaternary ammonium compound C. Glutaraldehyde solution D. Sporicidal agent None 2. CRCST: Patient care equipment During the maintenance of a ventilator, which of the following components requires special attention due to its high risk of contamination and potential impact on patient safety? A. External casing B. Flow sensors C. Power cord D. Control knobs None 3. CRCST: Patient care equipment When reprocessing flexible endoscopes, which step is CRITICAL to prevent biofilm formation inside the channels? A. Pre-cleaning immediately after use B. High-level disinfection C. Sterilization in an autoclave D. Application of a lubricant after cleaning None 4. CRCST: Patient care equipment For the maintenance of battery-operated patient care equipment, which of the following is the MOST important consideration to ensure device reliability and longevity? A. Regularly cleaning the battery contacts B. Keeping the batteries fully charged at all times C. Using only the manufacturer-recommended battery type D. Storing batteries in a cool, dry place None 5. CRCST: Patient care equipment In the context of electric surgical tools, what is the PRIMARY reason for conducting a functional test after cleaning and before sterilization? A. To ensure battery life is optimal B. To verify tool integrity and safety for use C. To check the compatibility with different power sources D. To determine the need for lubrication None 6. CRCST: Patient care equipment What is the MOST critical factor to consider when selecting a disinfectant for ultrasound probes used in sterile body cavities? A. Cost-effectiveness B. Speed of disinfection C. Compatibility with probe materials D. Pleasant odor None 7. CRCST: Patient care equipment When troubleshooting a malfunctioning infusion pump, which of the following steps should be performed FIRST? A. Checking the device's error log B. Replacing all tubing and accessories C. Consulting the manufacturer's manual D. Sending the device for external repair None 8. CRCST: Patient care equipment What is the key reason for performing a leak test on endoscopes before high-level disinfection? A. To check for the presence of residual chemicals B. To ensure that there are no breaches in the endoscope's integrity C. To verify the cleanliness of the endoscope channels D. To prepare the endoscope for sterilization None 9. CRCST: Patient care equipment In the calibration of patient monitoring systems, what is the MOST important reason for ensuring the accuracy of alarm settings? A. To minimize the risk of false alarms B. To comply with manufacturer specifications C. To ensure patient safety through timely alerts D. To conserve battery life None 10. CRCST: Patient care equipment When setting up a mechanical ventilator for a new patient, which of the following is the MOST critical parameter to adjust according to the patient's clinical needs? A. Humidity level B. Ventilator mode C. Screen brightness D. Alarm volume None 11. CRCST: Patient care equipment What is the primary consideration when selecting a cleaning agent for oxygen concentrators used in home care settings? A. Fragrance of the cleaning agent B. Cost of the cleaning agent C. Environmental impact of the cleaning agent D. Compatibility with oxygen concentrator materials None 12. CRCST: Patient care equipment During the preventive maintenance of an electronic patient bed, what is MOST crucial to inspect for ensuring patient safety? A. The aesthetic condition of the bed B. The integrity of electrical wiring and connections C. The smoothness of bed height adjustments D. The date of the last maintenance check None 13. CRCST: Patient care equipment What is the key reason for implementing a strict protocol for the disinfection of dialysis machines between patients? A. To prevent the cross-contamination of personal data B. To reduce the risk of bloodborne pathogen transmission C. To comply with noise regulations D. To conserve water used during the dialysis process None 14. CRCST: Patient care equipment In the calibration of infusion pumps, why is it critical to test the accuracy of the volume infused over time? A. To ensure the device's battery life is optimized B. To verify the pump's compliance with environmental standards C. To prevent medication underdose or overdose D. To assess the pump's noise level None 15. CRCST: Patient care equipment When selecting a disinfectant for use on neurosurgical instruments, which factor is MOST critical to consider? A. The speed of disinfectant action B. The disinfectant's residue on instruments C. The color of the disinfectant D. The scent of the disinfectant None 16. CRCST: Patient care equipment For the maintenance of automated external defibrillators (AEDs), which of the following tests is MOST important to perform regularly? A. Color fidelity test of the display screen B. Battery charge level test C. Sound clarity test of the audio instructions D. Shock delivery system test None 17. CRCST: Patient care equipment What is the MOST critical step in the reprocessing of laparoscopic instruments to prevent post-operative infections? A. Drying instruments in an oven at low temperature B. Manual cleaning before automated washing C. Using a specific brand of detergent D. Lubricating all moving parts None 18. CRCST: Patient care equipment When managing the sterilization of instruments with lumens, what is the MOST important consideration to ensure effective sterilization? A. The length of the sterilization cycle B. The use of a specific sterilization wrap C. Ensuring the lumen is adequately ventilated during the process D. The color change of chemical indicators None 19. CRCST: Patient care equipment In the context of high-frequency surgical units (electrosurgical units), why is it crucial to test the insulation of the active electrode before use? A. To ensure compatibility with different power outlets B. To prevent electrical leakage that could harm the patient C. To verify the unit's energy efficiency D. To assess the durability of the electrode None 20. CRCST: Patient care equipment For ultrasound therapy devices used in physical therapy, what is the key factor in ensuring therapeutic effectiveness? A. The aesthetic design of the device B. The accuracy of the timer function C. The consistency of ultrasound wave output D. The portability of the device None 1 out of 20 Time is Up! Time's up
