California RDA written Exam Questions with 100% Correct Answers

California RDA written Exam Questions with 100% Correct Answers according to the CDC which infection control measure is considered the most critical for reducing the transmission of microbes in the health care setting? - answerhand washing in a dental setting the clinical supply refrigerator may be used for the preservation of - answerbonding materials A used dental anesthetic needle is an example of - answerregulated waste Employees must receive training regarding hazardous chemicals at which interval? - answerupon 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 - answerchemicals in the office Which set of precautions is intended to prevent exposure to all body fluids? - answerStandard The majority of the spray produced by dental hand pieces consists of - answersaliva which of the following viral infections can be prevented through immunization? - answerHepatitis B According to the Occupational Safety and Health Administration (OSHAP), a bloodborne pathogens training program should include a general explanation of - answerthe modes of disease transmission Routine hand washing removes - answermost 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? - answerproperly using chemical treatments which of the following modes of disease transmission best describes a human bite? - answerparenteral the primary reason a surgical face mask must be used during a dental procedure is to - answerprotect the DHCP from exposure to spatter Instrument cassettes should be wrapped - answerafter cleaning and before sterilization Used radiograph fixer solution is usually considered - answerhazardous waste Which party is responsible for ensuring a Material Safety Data Sheet is available in the work place for each hazardous material? - answerEmployer Which of the following statements most accurately defines engineering controls? - answerMaterials and devices that prevent employees exposure to hazardous or infectious substances When using the air water syringe during dental treatment which of the following personal protective equipment are recommended by the CDC? - answergloves, mask, gown, and eye protection According to the Center for Disease Control and Prevention, patient-care items that penetrate soft tissue are categorized as - answercritical The purpose of a holding solution is to - answerprevent hardening of debris and body fluids on instruments Which barrier should be removed before temporarily leaving a patient to retrieve supplies? - answergloves The majority of organisms that make up dental unit waterline biofilm consists of - answerwater bacteria Material Safety Data Sheet (MSDS) are required by OSHA'S - answerHazardous Communication Standard Besides alcohol, which of the following is a common antimicrobial agent found in hand hygiene products? - answerChlorohexidine The accessibility of the exposure control plan for employees is the responsibility of the - answeremployer High- level disinfectants should be used - answeraccording to the manufacturer's directions Exposure of dental heathcare personnel to nitrous oxide gases can be reduced by - answerusing a scavenger system on the nitrous oxide equipment When putting on personal protective equipment, which barrier should be put on last, just before patient care begins? - answergloves To prepare for sterilization, the high-speed hand piece and reusable air-water syringe tip should be flushed with water - answerafter each patient Who is responsible for the evaluation of hazardous chemicals? - answerchemicals manufacturers and importers During normal use, which of the following is the most likely hazard for a dentist using a curing light? - answereye exposure to the light An exposure plan must be updated - answerannually and when new or modified tasks are introduced Wearing a punctured gloves during patient care may result in which type of microbial contact? - answerdirect Work practice controls include the use of a - answerone-handed recapping technique Heat sterilization of extracted teeth may result in - answerthe vaporization of mercury, presenting a health hazard. A person with a latent tuberculosis infection will - answerhave a positive skin test and no symptoms of active tuberculosis Which is the minimum temperature a steam sterilizer should reach to achieve sterilization? - answer121 degrees C Which of the following is an example of a clinical contract surface? - answercountertops which of the following is recommended to minimize the occupational exposure to atmospheric nitrous oxide? - answeruse a properly fitted nasal patient mask who is responsible for appropriate regulated waste disposal? - answerthe generation facility According to the OSHA Bloodborne Pathogens Standard, each dental office must have a exposure control plan that is - answerwritten and reviewed at least once every year The main purpose of surgical hand antisepsis is to - answerto reduce the chance for contamination of the patient if the glove become punctured or torn. According to the OSHA Bloodborne Pathogens Standard, a contaminated sharps container should be - answerpuncture resistant and closable According to the CDC, how long should sterilization monitoring records be kept? - answerAs required by state and local regulations Which of the following would be regulated under OSHA's Hazard Communication Standard? - answerbonding etchant To limit contamination, single- dose injectable medication should be - answerdiscarded after each use including leftover contents What is the recommended procedure when a sterilizer fails two consecutive spore tests? - answerdo not use the sterilizer until the reason for the failure has been determined and corrected