Occupational Health and Safety Final Exam (Part 1)
SARS-CoV2 may survive on hard surfaces up to:
72 hours
The OSHA standards related to dentistry includes the:
Blood-borne Pathogens Standard and the Hazard Communication Standard.
Current CDC guidance suggests that procedures that produce high levels of aerosols, in particular those that demonstrate exposure to infectious secretions or are likely to induce coughing should be avoided, is possible. If such procedures must be performed, the CDC suggests use of an N95 or great respirator and other PPE, limiting the number of healthcare providers to those that are essential for the procedure, and performance of aerosol-generating procedures in an airborne infection isolation room.
Both statements are true.
The non regulatory agency that issues recommendations based on strong scientific evidence that form the standard of care for dentistry is the:
CDC
non regulatory agencies
CDC, NIOSH,
Each of the following is a symptom of acute chemical toxicity except one. Which one is the EXCEPTION?
Cancer
Infection-control procedures practiced in dentistry today are based on the Guidelines for Infection Control in Dental Healthcare Settings—2003 issued by the:
Centers for Disease Control and Prevention (CDC).
The federal agency that protects the public's health and safety, at home and abroad, is the:
Centers for Disease Control and Prevention (CDC).
regulatory agencies
EPA, FDA, and OSHA
The governmental regulatory agency that ensures the safety and effectiveness of disinfectants associated with dentistry is the:
Environmental Protection Agency (EPA).
The agency that approves medical and dental devices for marketing in the United States is the:
FDA
Noncritical items, i.e., items that contact only skin during their intended use may be disinfected with an EPA-registered intermediate level disinfectant without a tuberculocidal claim.
False
The sequence of putting on PPE is as follows: (1) perform appropriate hand hygiene, (2) put on gloves, (3) put on gown, (4) put on mask, (5) put on goggles or face shield.
False
When using a particulate filter respirator, the sequence of removing PPE is as follows: (1) remove gloves, (2) remove goggles or face shield, (3) remove gown, (4) remove particulate filter respirator, and (5) perform hand hygiene before leaving room.
False
Which of the following is a form of toxicity that can be caused by chronic benzene exposure?
Leukemia
All of the following statements are correct in relation to laboratory asepsis EXCEPT:
Metal impression trays and face bow forks may be disinfected with an EPA registered hospital level disinfectant with tuberculocidal claim
The primary federal agency that is part of the U.S. Department of Health and Human Services and that conducts and supports medical research and is the:
NIH
Which of the following is true of the National Institute for Occupational Safety and Health (NIOSH)?
NIOSH makes recommendations for the prevention of work-related disease and injury.
The only federal institute responsible for conducting research and making recommendations for the prevention of work-related disease and injury is the:
National Institute for Occupational Safety and Health (NIOSH).
Which of the following is the dental research institute of the National Institutes of Health (NIH)?
National Institute of Dental and Craniofacial Research (NIDCR)
The federal regulatory agency responsible for ensuring the safety and health of America's workers and for setting and enforcing protective standards is the:
OSHA (Occupational Safety and Health Administration)
All of the following statements are correct in relation to hepatitis B vaccination EXCEPT:
Post-vaccination confirmation of seroconversion is mandated 1-2 months after the third dose
Which of the following is the classification for waste that is infectious and requires special handling, neutralization, and disposal?
Regulated waste
The section of a SDS that describes proper methods of containment and cleanup is:
Section 6—Accidental release measures.
The section of the SDS listing precautions for storage incompatibilities is:
Section 7—Handling and storage.
Which of the following is true regarding Occupational Safety and Health Administration (OSHA) regulation of individual states?
States that administer their own OSHA program must meet or exceed federal OSHA standards.
Which of the following government agencies does not have regulatory authority?
The National Institute for Occupational Safety and Health (NIOSH)
The premier infection-control education organization in dentistry is the:
The Organization for Safety, Asepsis and Prevention (OSAP)
Which of the following is true of Safety Data Sheets (SDS)?
The SDS should be organized in binders so that employees can locate a particular SDS.
All of the following statement with respect to Hepatitis B vaccination are true EXCEPT:
The US Public Health Service recommends routine booster doses of the Hep B vaccine
Antiseptic handwashing
The technique of wetting the hands under warm running water, applying an antimicrobial soap (e.g., chlorhexidine, iodine, and iodophors, chloroxylenol, or triclosan), rubbing the hands together vigorously for 15 seconds to work up a lather, using the fingernails to clean the fingernails on the opposing hand, rinsing the soap off with the hands held under the warm running water, and drying the hands with a disposable paper towel is:
All of the following are true about spatter droplets, EXCEPT:
They may become suspended in air for long periods of time
A chemical that can cause a physical or health hazard is:
a hazardous chemical.
All of the following are included in the Hazard Communication Program except:
a supply list.
A victim who immediately feels the effects of a chemical spill, with symptoms of dizziness, headache, nausea, and vomiting, is experiencing:
acute chemical toxicity.
When a chemical is transferred to a different container, the new container must be labeled with:
any label, providing the labeling system is easy to use and all employees are properly trained to understand and read the label.
The U.S. Food and Drug Administration (FDA) requires good manufacturing practices, reviews the safety and effectiveness of drugs and medical devices, and:
approves sterilizers, biologic and chemical indicators, and ultrasonic cleaners.
Used radiographic fixer:
can be managed on site with the installation of a silver recovery system
The Environmental Protection Agency (EPA)
correct answer: is involved in regulating waste materials, such as chemicals and medical waste, after they are sent from the dental office to a final disposal site. meaning: ensures the safety and effectiveness of disinfectants associated with dentistry
The written program portion of the Hazard Communication Program:
describes how to respond to chemical emergencies.
All of the following are functions of the U.S. Food and Drug Administration (FDA) except:
development of biologic and chemical indicators.
Products that have outlived their expiration date should be:
disposed of immediately.
The written program of the Hazard Communication Program must include all of the following information except:
employee phone numbers.
OSHA is responsible for ensuring the safety of:
employees
All of the following metals are considered toxic forms of waste except:
gold
All of the following segments are correct with respect to respiratory hygiene/cough etiquette EXCEPT: Source control measure include educating health care personnel, patients, and visitors about the importance of:
having the source person wear a particulate filter respirator
An example of regulated waste that requires special disposal is:
human tissue
All of the following are considered hazardous waste except:
human tissue.
The Hazard Communication Standard requires employers to inform their employees about the ____________ of chemicals that they use in the workplace.
identity and hazards
Failure to wash hands that are contaminated with chemicals before eating a sandwich is an example of:
ingestion
The National Institute for Occupational Safety and Health (NIOSH)
is the only federal institute responsible for conducting research and making recommendations for the prevention of work-related disease and injury
In addition to chemical exposure directly damaging the lungs, the organs that can also be affected are:
kidneys, brain, and liver.
OSHA requires a sharps container to be all of the following except:
labeled with the dental practice name.
Chronic chemical toxicity results from generally ______ levels of the chemical over a much _______ time period than acute chemical toxicity.
lower; longer
Eyewash units:
must be installed in every workplace where chemicals are used, according to OSHA regulations.
All of the following statements about the preparatory and treatment phase of environmental infection control in the treatment room are correct EXCEPT:
open packs in advance of the patient's arrival to confirm that the internal chemical indicators have changed to the appropriate color
In the National Fire Protection Association (NFPA) labeling system, the color yellow indicates:
reactivity the color blue indicates health hazard; the color red indicates flammability; and the color white indicates special health hazards.
FDA (Food and Drug Administration)
regulates the manufacturing and labeling of medical devices. Part of Department of Health and Human Services (DHHS). Responsible for regulating food&drugs, but also the equipment in dentistry.
Issuing and enforcing rules and regulations with which dental practitioners must comply are the roles of a(n) ___________ agency.
regulatory
All of the following statements are correct with respect to activities at the receiving and cleaning station of the central processing EXCEPT:
remove any residual organic or inorganic debris wearing puncture resistant, heavy-duty utility gloves and a hard, short handled brush
The Environmental Protection Agency (EPA) is responsible for:
reviewing the manufacturers' antimicrobial claims to ensure that they are supported by scientific evidence.
Which of the following are considered Category I procedures, i.e., procedures with minimal risk of bloodborne pathogen transmission?
routine preventive dental procedures - not requiring the administration of local anesthesia
All of the following are considered a regulated waste except:
saliva-soaked gauze.
Radiographic fixer is considered a hazardous waste because it has a high:
silver content.
Dermatitis can occur following chemical exposure by:
skin contact.
Latex gloves worn during patient care do not provide adequate protection when handling chemicals because:
the latex in the gloves degrades when exposed to chemical disinfectants.
The highest level of aerosol and splatter emission has been shown to occur with the use of:
ultrasonic scaler
When using chemicals, dental assistants must wear:
utility gloves, mask, and eye protection.
Occupational Safety and Health Administration (OSHA) inspections occur:
when an employee or patient complaint is made.
Training regarding the dental office hazard communication program is required for continuing employees every:
year
