California RDA written exam 2023 according to the CDC which infection control measure is considered the most critical for reducing the transmission of microbes in the health care setting? - Correct Answer hand washing in a dental setting the clinical supply refrigerator may be used for the preservation of - Correct Answer bonding materials A used dental anesthetic needle is an example of - Correct Answer regulated waste Employees must receive training regarding hazardous chemicals at which interval? - Correct Answer 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 - Correct Answer chemicals in the office Which set of precautions is intended to prevent exposure to all body fluids? - Correct Answer Standard The majority of the spray produced by dental hand pieces consists of - Correct Answer saliva which of the following viral infections can be prevented through immunization? - Correct Answer Hepatitis B According to the Occupational Safety and Health Administration (OSHAP), a bloodborne pathogens training program should include a general explanation of - Correct Answer the modes of disease transmission Routine hand washing removes - Correct Answer 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? - Correct Answer properly using chemical treatments which of the following modes of disease transmission best describes a human bite? - Correct Answer parenteral the primary reason a surgical face mask must be used during a dental procedure is to - Correct Answer protect the DHCP from exposure to spatter Instrument cassettes should be wrapped - Correct Answer after cleaning and before sterilization Used radiograph fixer solution is usually considered - Correct Answer hazardous waste 1 / 3
Which party is responsible for ensuring a Material Safety Data Sheet is available in the work place for each hazardous material? - Correct Answer Employer Which of the following statements most accurately defines engineering controls? - Correct Answer Materials 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? - Correct Answer 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 - Correct Answer critical The purpose of a holding solution is to - Correct Answer prevent hardening of debris and body fluids on instruments Which barrier should be removed before temporarily leaving a patient to retrieve supplies? - Correct Answer gloves The majority of organisms that make up dental unit waterline biofilm consists of - Correct Answer water bacteria Material Safety Data Sheet (MSDS) are required by OSHA'S - Correct Answer Hazardous Communication Standard Besides alcohol, which of the following is a common antimicrobial agent found in hand hygiene products? - Correct Answer Chlorohexidine The accessibility of the exposure control plan for employees is the responsibility of the - Correct Answer employer High- level disinfectants should be used - Correct Answer according to the manufacturer's directions Exposure of dental heathcare personnel to nitrous oxide gases can be reduced by - Correct Answer using 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? - Correct Answer gloves To prepare for sterilization, the high-speed hand piece and reusable air-water syringe tip should be flushed with water - Correct Answer after each patient Who is responsible for the evaluation of hazardous chemicals? - Correct Answer chemicals manufacturers and importers 2 / 3
During normal use, which of the following is the most likely hazard for a dentist using a curing light? - Correct Answer eye exposure to the light An exposure plan must be updated - Correct Answer annually and when new or modified tasks are introduced Wearing a punctured gloves during patient care may result in which type of microbial contact? - Correct Answer direct Work practice controls include the use of a - Correct Answer one-handed recapping technique Heat sterilization of extracted teeth may result in - Correct Answer the vaporization of mercury, presenting a health hazard.A person with a latent tuberculosis infection will - Correct Answer have a positive skin test and no symptoms of active tuberculosis Which is the minimum temperature a steam sterilizer should reach to achieve sterilization? - Correct Answer 121 degrees C Which of the following is an example of a clinical contract surface? - Correct Answer countertops which of the following is recommended to minimize the occupational exposure to atmospheric nitrous oxide? - Correct Answer use a properly fitted nasal patient mask who is responsible for appropriate regulated waste disposal? - Correct Answer the generation facility According to the OSHA Bloodborne Pathogens Standard, each dental office must have a exposure control plan that is - Correct Answer written and reviewed at least once every year The main purpose of surgical hand antisepsis is to - Correct Answer to 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 - Correct Answer puncture resistant and closable According to the CDC, how long should sterilization monitoring records be kept? - Correct Answer As required by state and local regulations Which of the following would be regulated under OSHA's Hazard Communication Standard? - Correct Answer bonding etchant
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