Chain of Infection Review

Area where the causative agent can live 

• mode of transmission
• portal of exit
• reservoir
• portal of entry

Way that causative agent transmits to another host

• portal of entry
• portal of exit
• reservoir
• mode of transmission

person who gets a disease because of weak defenses

• causative agent
• susceptible host
• reservoir
• portal of entry

infection acquired while body defenses are weak

• nosocomial
• opportunistic 
• direct
• indirect

person to person contact

• direct
• indirect
• mode of transmission
• reservoir

pathogen transmitted through air, soil, food or feces

• direct contact
• indirect contact
• opportunistic infection
• nosocomial infection

How many links are in the Chain of Infection?

• 10
• 5
• 12
• 6

All are ways to break the Chain of Infection except?

• Handwashing
• Sterilization
• Disinfection
• Reusing gloves

What is the single most effective way to break the Chain of Infection?

• Handwashing
• Sterilization
• Cleaning surfaces
• Nutrition

Microorganisms get into the body through

• portals of entry.
• portals of exit.
• fomites.
• common vehicles.