Preventing the Spread of Illness Ch 1.5
a disease that can be passed from one person to another.
acquired immunodeficiency syndrome aids
a disorder of the immune system.
resistant to infection.
time between the initial infection and the appearance of symptoms of a disease
an agent that causes disease
the moist lining of body passages
fluid the mucous membranes secrete
a protein that kills a specific kind of pathogen
the body's ability to resist infectious diseases
an injection of dead or weakened virus to make the body immune to the virus