Test 3 Flashcards
Which of types of hepatitis have vaccines
A,B and E
Which type of hepatitis does not have a vaccine but can be prevented by the avoidance of type B
Type D
Which types of hepatitis are transmitted by oral/fecal means
A and E
Can you make diagnosis as a dental assistant
No
What does herpes zoster virus lead to
Chicken pox/shingles
What does Epstein bar virus lead to
Lymphoma and others diseases
What disease kills 90% of infected and isn’t contagious until symptoms show
Ebola
Which virus often affects hiv patients and is the leading cause of death among infectious diseases
Tuberculosis
Which virus includes an organism that causes muscle spasms causing “lockjaw”
Tetanus
Where should you use disinfectants
Surfaces (countertops, etc.)
Where should you use antiseptics
Hands and skin
What are the types of disinfectants
Low, intermediate and high grade
What do sterilants specifically kill
Spores
How is low grade disinfectant to be used
Household (walls,floors)
How is an intermediate disinfectant distinguished
It kills tuberculosis
What is a high level disinfectant able to kill
Some spores
What are two ways diseases are spread
Droplets and direct contact
Which bacteria appear purple
Gram positive
Which bacteria appears red
Gram negative
What is the residual effect of a disinfectant
It stays on a surface and kills bacteria longer
What is bioburden
Blood and saliva
In a vapor sterilizer should you use cloth?
No, it creates an odor
Should you use cloth in a steam sterilizer?
Only THIN cloth
What are some health risks in the dental assistants life
Bad posture and carpal tunnel syndrome
Describe neural position
Feet on footrest, sitting straight, thighs parallel with floor, spine in a small s shape
What does thenar eminence mean
Your gloves are too tight
Upon a flesh exposing injury what should you do
Remove clothes and inspect injury, apply first aid, wash with antibacterial soap, report injury to office of infection prevention control officer
What are utility gloves used for
Cleaning work station
What is a level 1 mask used for
Minimal amount of fluid or spray
What is level 2 mask used for
Low amount of fluid or spray
What is level 3 mask used for
Heavy liquid or spray
What is the most common type of latex allergy
Type 4
What type of latex allergy is the most serious and can lead to death
Type 1
What is a holding solution
A liquid that you place instruments in if you are not able to clean them as soon as you are done with them
What labels are required for holding solutions
Biohazard and chemical labels
What conditions of water lead to biofilm
Stagnant, slow moving or warm water
Where should you get the procedures and protocols used in the office
Canadian associations (CADA etc.)
describe the Spaulding classification system
critical - touches bone, semi critical - touches mucous membranes, non critical - touches skin
what are some examples of patients that have greater risk in the office
sick patients or recently traveled patients
what are some routine practices that minimize infections and diseases
hand washing, clearing water lines, sterilization
what percent alcohol is recommended for hand sanitizer
60-90%
how are you to find out how to sterilize instruments
read the manufacturers instructions
what if there are no sterilization instructions for an instrument or product
treat as single use
how often should you sterilize soft bristle brushes
once every 24h or until visibly soiled
what might you have to do before using a ultrasonic cleaner
wipe off visible debris
when should you not touch instruments from the sterilizer
when they are hot or wet
what are some of the types of waste
general, sharp, chemical, biohazard
how should you ensure proper function of the ultrasonic cleaner
once a week put tinfoil in and make sure it leaves a “pebbling” effect
what is a challenge device
a set of 5 instruments with biological indicators to ensure proper function of the sterilization machine
how do you put instruments in a sterilization pack
working end up so when you open it from the bottom it doesn’t touch anything
What are barriers to effective hand hygiene
Nails, watches, rings, sleeves
What are the parts of the chain of infection
Infectious agent, reservoir, portal of exit, susceptible host, portal of entry, mode of transmission
What can cause health issues as a dental assistant
Posture, force and repetition
What can increase risk of carpal tunnel syndrome
Pregnancy hormones
Who approves products to be used in the office
Health canada
What type of disinfectant is sodium chloride (bleach/chlorine)
Intermediate (kills TB)
How many times bust you test a sterilization machine before it can be recertified
Three
What is alcohol
Antiseptic
What type of disinfectant is synthetic phenol compounds
Intermediate
What type of disinfectant is synthetic phenol compounds
Intermediate
Are utility gloves ambidextrous
No
How do you classify biohazard waste
If it is tissue or has enough bodily fluid to drip
What do you remove first in your PPE
Gloves
Describe type 1 latex allergy
It is serious and comes from the proteins
Describe type 4 latex allergy
Immune related, common
What type of disinfectant are idophors
Intermediate
How do you test ultrasonic machines
Once a week, if there is more than half an inch of non pebbles Tim foil something is wrong
What must you label on sterilizer loads
Name ,date ,sterilizer, load number
Steps of cleaning opporatory
PPE, gather, dirty side of sterilization bay, wipe (dirty first)
