Dental Assisting Comprehensive Approach Chapter 11 Exam Review Questions 2025

Aspesis - ANS Creation of an environment free of pathogens Standard precautions - ANS Are utilized prior to, during and after each procedure Universal precautions - ANS All patients are treated as if they are infectious Initial examination of patient and surgical extraction or 3rd molars - ANS Are examples of times when personal protective equipment (PPE) must be worn OSHA - ANS The regulation body that enforces that employers must protect their employees from exposure to infectious materials Items included in the blood borne pathogens standard - ANS Are train all employees in a timely manner, provides employees with everything to meet standard regulations, provide all PPE's, pay for the hepatitis B vaccination series and establish standards for disposing hazardous waste The written exposure plan - ANS Lists how to evaluate certain situations concerning an exposure. Category 1 - ANS Category *dental assistants* are under The EPA - ANS The regulatory agency involves in the regulation of the disposal of hazardous waste after it leaves the dental office. OSHA training - ANS Must involve full time, part time, and temporary employees The MSDS - ANS Labels all waste disposal information found on each product OSHA Training - ANS You cannot accomplish all training by video alone One is the best ways to prevent the spread of micro organisms from one person to another - ANS Is by hand washing with water and an antimicrobial soap Abtimicrobial - ANS Growth inhibitor A 30 second hand wash should be done - ANS At minimum Eyeglasses should have - ANS Protection by lenses and shields on the side The of choice for working chair side - ANS Often latex After the procedure - ANS Gloves that were not torn or ripped should be removed and thrown away Food-handler gloves - ANS Are used in a dental procedure when placed over latex gloves to retrieve something from a drawer Utility gloves - ANS Are used in a dental procedure to clean the opertory A mask is worn by the dental team members - ANS To protect the mucous membranes of the nose and mouth The standard for wearing a mask include - ANS Replacing if it becomes moist, never let the mask dangle from one ear and use a new mask for each patient Protective clothing worn during dental treatment includes - ANS High-neck and cuffed-wrist area The patient should be offered - ANS Protective eye wear The physical removal of organic matter from surfaces - ANS Cleaning Some products required as few as - ANS 10 minutes to disinfect Some products require 10 hours of submersion - ANS To sterilize The only way to assure your self as to the time requirement for a particular product is - ANS By reading the label The disinfection level that kills some viruses and fungi and most bacterial micro organisms is - ANS Low-level The disinfection level that destroys most but not all bacterial spores is - ANS High-level The disinfection level that does not kill bacterial spores is - ANS Intermediate-level if during an immersion disinfection procedure, an additional instrument is added to the solution before the disinfection time is up the - ANS Time must be started over fol all instruments Sodium hypochlorite - ANS Irritating to the eyes and skin, corrosive to metals, and unstable and must be mixed daily Iodophors - ANS Can stain light-colored vinyl or plastics Isopropyl alcohol - ANS Not used as a disinfectant agent in a dental office. A holding bath will not disinfect any instrument placed in it - ANS For the proper length of times The use of an ultrasonic cleaner - ANS Preferred to hand scrubbing because it uses sound waves to reach all areas of the instrument, uses a cavitation process and is safer for the auxiliary After instruments have been removed from the ultrasonic clean - ANS The instruments should be rinsed and dried If sterilizations has occured - ANS All forms of micro organisms have been removed It is easier to achieve sterilization - ANS Than to maintain it A disadvantage of an ethylene oxide sterilization system is it requires - ANS Ventilation The hot bead sterilizer requires that - ANS Burs and/or endodontic instruments be immersed for 20-30 seconds The preferred sterilization method of instruments that have surgical cutting edges is - ANS Dry heat An autoclave sterilizes by using - ANS Steam under pressure The autoclave takes 15 minutes at - ANS 250 degrees at 15 psi to sterilize A liquid chemical sterilizer requires - ANS Room temperature for 10 hours to sterilize The heated ethylene oxide sterilization method requires - ANS 120 degrees for 2-3 hours to sterilize A dry-heat sterilizer requires - ANS 340 degrees for 1 hour to sterilize The autoclave requires - ANS Distilled water solution to function properly If during the operation of the autoclave, a hissing sound comes from the unit - ANS The gasket has been displaced or is torn The best