current infection controls in dentistry Flashcards
what are examples of microbiological hazards in dentistry?
viruses, bacteria, prions, fungi
what are the steps in the chain of infection?
infectious agent
reservoir
portal of exit
mode of transmission
portal of entry
susceptible host
what do prions not contain?
dna or rna
what type of microbiological hazard can be transported through aerosol?
viruses
what are aerosols?
particles which remain suspended in the air
what increases transmission of respiratory viruses?
closed setting with bad ventilation
close contact
crowding
what type of microbiological hazard causes candidosis?
fungi
list controls of hazardous environments from most to least effective
elimination
substitution
engineering controls
administrative controls
PPE
what are examples of engineering controls in the dental practice?
rubber dam
high volume aspiration
isolate people
surgery ventilation
What type of diseases do viruses cause?
Respiratory and blood borne
What type of diseases do bacteria cause?
Dental infections
What type of diseases do fungi cause?
Candidosis
What controls prevent transmission of viruses?
Standard infection control precautions
What is the most common yeast causing infection in the oral cavity?
Candida Albicans
