Substances that kill cells or interfere with their functions

Which item below is not part of the respiratory tract

Type of immunity developed when your body receives antibodies  from another person 

A communicable disease that has increased in occurrence over the past two decades is an

A respiratory infection that causes a build-up of pus or fluid in the lungs

Type of disease that can be treated by antibiotics

Occurs when disease in the body multiplies and damages body cells

An organism that carries and transmits diseases to humans or other animals

What type of blood cells fight infection in the body

A preparation of dead or weakened disease that are introduced into the body to stimulate an immune response

Which item below is NOT an example of a common vector 

Which type of pathogen is responsible for causing athlete's foot

A global outbreak of an infectious disease

Some strains of disease have become resistant to which form of treatment

What is the most common blood-borne infection in the United States

The common cold and flu are caused by

A disease outbreak that affects many people in the same place and at the same time

Which is not an organization that tracks the spread of disease 

The best way to fight the spread of communicable diseases

A network of cells, tissues, organs, and chemicals that fight off pathogens within the body