Types of Microorganisms
Infection Control & Prevention
Disease & Infection Terms
Types of Immunity
100

This type of bacteria is rod-shaped and can cause diseases such as tetanus.
 

What is bacilli?

100

This process involves removing visible dirt and debris from tools and equipment, preparing them for further cleaning.

What is sanitation?

100

This type of disease can spread from one person to another, such as the flu.


What is a contagious disease?

100

This type of immunity is acquired through exposure to a pathogen or through vaccination.
 

What is acquired immunity?

200

These round-shaped bacteria can cause infections like pneumonia.
 

What are cocci?

200

This process destroys or kills most harmful organisms on surfaces or tools, but not bacterial spores.

What is disinfection?

200

This term describes the invasion of the body by harmful microorganisms, leading to illness.

What is infection?

200

This immunity is inherited and provides natural protection against certain diseases.


What is natural immunity?

300

These are spiral-shaped bacteria that can cause diseases like syphilis.
 

What are spirilla?

300

This term refers to the process of destroying all microbial life, including spores, on tools and equipment.


What is sterilization?

300

This is a type of infection caused by the growth of harmful microorganisms in the body.


What is an infectious disease?

300

This is the body’s defense mechanism to protect against harmful microorganisms.

What is immunity?

400

These are the smallest microorganisms, capable of causing diseases like HIV.


What is a virus?

400

This is the ability of a disinfectant to kill specific pathogens under certain conditions.

What is efficacy?

400

This term refers to a disease that affects the whole body, such as HIV or Hepatitis.

What is a systemic infection?

400

This term describes a state of protection against specific diseases or infections, typically through vaccination.


What is resistance?

500

These tiny microorganisms require a host to replicate and can cause diseases like athlete's foot.

What are fungi?

500

This is the process of cleaning, disinfecting, or sterilizing to remove contaminants from tools or surfaces.

What is decontamination?

500

This type of infection is localized, such as a pimple or an abscess.
 

What is a local infection?

500

This type of immunity occurs when the body’s immune system fights off infections or illnesses.

What is active immunity?