a microorganism that causes disease

a substance that kills cells or interferes with their function

a condition that occurs when pathogens in the body multiply and damage body cells

a white blood cell that surrounds and destroys a pathogen

a specialized white blood cell that coordinates many of the functions of specific immunity

a protein that acts against a specific antigen

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

the state of being protected against a particular disease

a global outbreak of an infectious disease

an organism that carries and transmits pathogens to humans or other animals

bacterial disease that spreads through the air and attacks the lungs

yellowing of the eyes and skin

disease most often spread by contact with needles that are contaminated with infected blood

a reaction to tissue damage caused by injury or infection

part of the immune system's job to "remember"

Avian influenza is a viral disease that occurs naturally among

the microorganism giardia infects

a disease caused by bacteria

can result in cirrhosis of the liver

in the immune system, what kind of cells trigger the production of B cells and killer T-Cells

which is NOT an emerging disease

which of the following is NOT true of measles