California RDA written exam with COMPLETE SOLUTION
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
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
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
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
Besides alcohol, which of the following is a common antimicrobial agent found in hand hygiene products? - ✔✔Chlorohexidine
The accessibility of the exposure control plan for employees is the responsibility of the - ✔✔employer
High- level disinfectants should be used - ✔✔according to the manufacturer's directions
Exposure of dental heathcare personnel to nitrous oxide gases can be reduced by - ✔✔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? - ✔✔gloves
To prepare for sterilization, the high-speed hand piece and reusable air-water syringe tip should be flushed with water - ✔✔after each patient
Who is responsible for the evaluation of hazardous chemicals? - ✔✔chemicals manufacturers and importers
During normal use, which of the following is the most likely hazard for a dentist using a curing light?✔✔eye exposure to the light
An exposure plan must be updated - ✔✔annually and when new or modified tasks are introduced
Wearing a punctured gloves during patient care may result in which type of microbial contact?✔✔direct
Work practice controls include the use of a - ✔✔one-handed recapping technique
Heat sterilization of extracted teeth may result in - ✔✔the vaporization of mercury, presenting a health hazard.
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