Disease Transmission
True or False: the primary source of diseases that are transmitted in dental care is the clients that come through
false. correct answer: comes mostly from dental personnel
prior to initiating dental care, personnel should establish the client's current health status by recording their:
health history and vitals
______ instruments are those that penetrate soft tissue or bone and must be heat sterilized
critical
which surface disinfectant has a broad spectrum but is easily inactivated?
dual or synergized quaternaries
____: absence of infectious materials. achieved through removing or killing microbes
asepsis
list 5 of the many vaccines that are recommended for dental personnel
Hep A
Hep B
Varicella
Influenza
Mumps
Rubella
Tetanus
DIptheria
Pertussis
Meningitis
Covid
_____ instruments are those that come into contact with soft tissues and must either be heat sterilized (optimal) or covered with a disposable barrier
semi critical
what is a benefit of synthetic phenolics?
broad spectrum for disinfection
protects humans and the environment, monitors disinfecting chemicals and waste
EPA
_____: reducing pathogenic organisms by applying disinfectants or antiseptics
disinfection
which vaccine covers both Hep A and B
twinrix
_____ instruments are those that only come into contact with skin. must be covered with a disposable barrier if there is risk of contamination and must be disinfected if contaminated
noncritical
seeking PEP within 2 hours of exposure to pathogen reduces infection risk by ___%
80
promotes health and quality of life, responsible for overseeing injury mitigation, disease and disability. regulatory body for IPAC guidelines.
CDC
which is applied to inanimate objects: disinfectants or antiseptics or both?
disinfectants. antiseptics are for living tissues
Which two disease screenings are recommended regularly for dental personnel?
Hep B
TB
what are the four categories of disinfectants and describe each
sterilant: destroys all microbes and spores
high level: destroys all microbes but not all spore
intermediate: destroys vegetative bacteria, most fungi and viruses
low level: destroys vegetative bacteria, some fungi and viruses
which three steps should be followed after a blood exposure incident
immediately wash or flush the area
have the source tested for diseases
seek PEP within 2 hours
works for a safe and healthy work environment, can enforce breaches of regulation, sets covid guidelines, oversees employee safety training and facility inspections
OSHA
____: destruction of all microbes on or in an object
sterilization
what is the lowest level disinfectant that can destroy mycobacterium tuberculosis?
intermediate
which two microorganisms are of main concern regarding waterlines?
pseudomonas legionella and mycobacterium species
vaccinations are considered a personnel related control or a patient related control
personnel
which chemical agent for surface disinfection has a broad spectrum, is fast acting, but has a strong odor
chlorine
what is a negative of iodophors?
discolour materials
patients at a high risk of infection from dental care are required to take ________ medication before coming
prophylactic
when is the only time manually scrubbing instruments is recommended?
when there is visible bioburden that remains stuck
what are 5 possible causes for sterilization failure?
overloading
improper packaging
improper timing
malfunction of machine
lack of proper machine maintenance
___ is biologic sterilization monitoring
spore testing
which type of spore test can only be used in steam autoclaves?
vials
which method of monitoring sterilization does not provide direct proof of sterilization but rather information about the machine's operation?
chemical monitoring indicators should be placed ____ and ____ of the package
inside
outside