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California RDA written exam Questions & 100% Correct Answers- Latest Test | Graded A+ | Passed

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according to the CDC which infection control measure is considered the most critical for reducing the transmission of microbes in the health care setting? -:- hand washing in a dental setting the clinical supply refrigerator may be used for the preservation of -:- bonding materials A used d...

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  • September 4, 2024
  • 57
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • CA RDA
  • CA RDA
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2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!



California RDA written exam Questions &
100% Correct Answers- Latest Test | Graded
A+ | Passed
according to the CDC which infection control measure is considered the most critical for

reducing the transmission of microbes in the health care setting?


✓ -:- hand washing




in a dental setting the clinical supply refrigerator may be used for the preservation of


✓ -:- bonding materials




A used dental anesthetic needle is an example of


✓ -:- regulated waste




Employees must receive training regarding hazardous chemicals at which interval?


✓ -:- upon hire and whenever a new hazard is introduced




The OSHA Hazard Communication Standard is based on the premise that an employee has

the right to know about


✓ -:- chemicals in the office




1|Page | Grade A+| 2024/2025

,2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!

Which set of precautions is intended to prevent exposure to all body fluids?


✓ -:- Standard




The majority of the spray produced by dental hand pieces consists of


✓ -:- saliva




which of the following viral infections can be prevented through immunization?


✓ -:- Hepatitis B




According to the Occupational Safety and Health Administration (OSHAP), a bloodborne

pathogens training program should include a general explanation of


✓ -:- the modes of disease transmission




Routine hand washing removes


✓ -:- most of the transient microbes and some of the resident microbes




Which of the following greatly reduces or eliminates biofilm in the dental unit water

system?


✓ -:- properly using chemical treatments




2|Page | Grade A+| 2024/2025

,2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!

which of the following modes of disease transmission best describes a human bite?


✓ -:- parenteral




the primary reason a surgical face mask must be used during a dental procedure is to


✓ -:- protect the DHCP from exposure to spatter




Instrument cassettes should be wrapped


✓ -:- after cleaning and before sterilization




Used radiograph fixer solution is usually considered


✓ -:- hazardous waste




Which party is responsible for ensuring a Material Safety Data Sheet is available in the work

place for each hazardous material?


✓ -:- Employer




Which of the following statements most accurately defines engineering controls?


✓ -:- Materials and devices that prevent employees exposure to hazardous or

infectious substances




3|Page | Grade A+| 2024/2025

, 2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!

When using the air water syringe during dental treatment which of the following personal

protective equipment are recommended by the CDC?


✓ -:- gloves, mask, gown, and eye protection




According to the Center for Disease Control and Prevention, patient-care items that

penetrate soft tissue are categorized as


✓ -:- critical




The purpose of a holding solution is to


✓ -:- prevent hardening of debris and body fluids on instruments




Which barrier should be removed before temporarily leaving a patient to retrieve supplies?


✓ -:- gloves




The majority of organisms that make up dental unit waterline biofilm consists of


✓ -:- water bacteria




Material Safety Data Sheet (MSDS) are required by OSHA'S


✓ -:- Hazardous Communication Standard




4|Page | Grade A+| 2024/2025

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