And Safety Important P3 Questions With
Correct Answers
Asepsis Absence of bacteria, viruses, and other microorganisms.
Chain of Infection Steps microbes take from host to host.
Infectious Agent Microbe causing disease, like bacteria or viruses.
Reservoir Environment where infectious agents thrive.
Portal of Exit Pathway for infectious agent to leave host.
Mode of Transmission How infectious agents spread to new hosts.
Portal of Entry Pathway for infectious agent to enter body.
Hand Hygiene Washing hands to prevent infection spread.
Disposable Supplies Single-use items to prevent cross-contamination.
,Alcohol-Based Hand Rub Used when hands are not visibly soiled.
Patient Education Informing patients about infection control importance.
Susceptible host Organism providing environment for infectious agents.
Biohazardous waste Waste posing risk of infection or harm.
Sterilization of teeth Teeth must be sterilized unless containing amalgams.
Sharps containers Clearly marked containers for sharp waste disposal.
Regulated waste Waste requiring special disposal methods.
Mercury disposal Use specialized companies for dental amalgam disposal.
OSHA Hazard Communication Standard Regulates chemical handling in dental offices.
Sterilization packages Wraps for instruments to maintain sterility.
, Precleaning instruments Initial cleaning before sterilization process.
High-level disinfection Used for heat-sensitive medical instruments.
Low-temperature sterilization Uses ethylene oxide for sterilizing heat-sensitive items.
Dry heat sterilization Sterilizes at 320° to 375° F for 1 hour.
Chemical vapor sterilization Creates sterilizing fog from chemicals without water.
Steam sterilization Uses pressurized steam for rapid sterilization.
Handpiece sterilization Follow manufacturer's instructions for sterilizing handpieces.
Biologic monitoring Tests sterilization effectiveness using nonpathogenic spores.
Chemical monitoring Uses indicators to confirm sterilization conditions.
Process indicators Labels on sterilization packages for monitoring.
Dosage indicators Used in sterilizers relying on chemical vapors.