Chapter 19-21 Flashcards
A “blank” is a persistent infection in which the symptoms come and go
Latent
An ________ has symptoms that are quite severe and have a short duration.
Acute infection
An infection of long duration is called a ____
Chronic infection
The ___________ is designed to protect employees against occupational exposure to bloodborne pathogens.
OSHA’s BBP Standard
______ is the touching or contact with a patients blood or saliva.
Direct contact
______ is the touching or contact with a contaminated surface or instrument.
Indirect contact
A ______ enters the mucosal surfaces of the eyes, nose or mouth.
Droplet infection
A____ exposure enters through the skin, such as needlesticks, cuts and human bites
Percutaneous
Items such as protective clothing , masks, gloves, and eyewear to protect employees are considered____
Personal protective equipment (PPE)
____ is waste that presents a danger to humans or the environment
Hazardous waste
______ is waste that is capable of transmitting an infectious disease
Infectious waste
Contaminated needles, scalpel blades, orthodontic wires, and endodontic instruments are considered _______
Contaminated sharps
_______ are contaminated items that may contain the body fluids of patients, such as gloves and patient napkins
Contaminated waste
The most severe form of immediate allergic reaction is _____ .
Anaphylaxis
A ______ is a fluid impervious material used to cover surfaces likely to become contaminated
Surface barrier
_______ are surfaces that are not directly touched, but are often touched by contaminated instruments
Transfer surface
_________ are surfaces that do not contact the members of the dental team Or the contaminated instruments or supplies
Splash,spatter and droplet surfaces
______ is the removal of bioburden before disinfection
Pre-cleaning
blood,saliva,and other bodily fluids are considered ______
Bioburden
A disinfectant that is capable of killing a wide range of microbes is labeled ____
Broad spectrum
An EPA registered intermediate-level hospital disinfectant is an _____
Iodophor
An___ destroys m. TB ,viruses , fungi, and vegetative bacteria and is used for disinfecting dental operatory surfaces
Intermediate-level disinfectant
A ____ destroys certain viruses and fungi and can be used for general housekeeping purposes
Low-level disinfectant
A process that kills all microorganisms is _____
Sterilization
The _____is a piece of instrument used for sterilizing by means of moist heat under pressure
Autoclave
The_____ is a piece of equipment used for sterilizing by means of hot formaldehyde vapors under pressure
Chemical vapor sterilizer
An instrument used to penetrate soft tissue or bone is identified as a
Critical instrument
Instruments that come in contact with oral tissues but do not penetrate soft tissue or bone are identified as ______
Semi-critical instruments
______ are instruments that come in contact with intact skin only
Noncritical instruments
The_____ of the sterilization center is where sterilized instruments ,fresh disposable supplies , and prepared trays are stored
Clean area
The _______ of the sterilization center is where contaminated items are brought for pre-cleaning
Contaminated area
A piece of equipment used for sterilization by means of heated air is the ______
Dry heat sterilizer
The ____ verifies sterilization by confirming that all spore-forming microorganisms have been destroyed
Biologic monitoring
Tapes strips or tabs with heat-sensitive chemicals that change color when exposed to a certain temp are examples of a ______
Parameter indicators
The_____ is a device that loosens and removed debris by sound waves traveling through liquid
Ultra sonic cleaner
