| Term | Definition |
| break in the skin, mucous membrane | Two Ways that Pathogens Can Enter the Body |
| Four Unique Things About the Reproductive System | Different in XX and XY, doesnt begin working until puberty, allows us to reproduce, only system we can live without |
| Pathogen | the cause of a disease |
| Bacteria | type of infection that can be cured |
| Virus | type of infection that can be treated but cannot be cured |
| Host | the person (or animal) that has the disease |
| Infected | when you have the disease |
| Antibiotic | a medication that is used to treat and cure bacterial infection or illness |
| Resistance | the ability to fight a disease |
| Immunity | when you are unable to contract a disease |
| Ways To Develop Immunity | Prior infection, Vaccination, Immunization |
| Infectious | when you can pass a disease to someone else (communicable or contagious) |
| Syndrome | signs + symptoms |
| Signs | can be seen or measured - blood pressure, body temperature, bleeding, swelling, rash, discoloration...etc. |
| Symptoms | can only be felt- nausea, aches/pain, dizziness, numbness,...etc |
| Examples of Signs and Symptoms | coughing, sneezing, vomiting, diarrhea,...etc |
| Symptomatic | when you have symptoms |
| Asymptomatic | have/show no symptoms |
| Incubation | a period of time when you have a disease but you have no symptoms (asymptomatic) |
| Contact Tracing | the way we find people who may have a disease |
| Congenital | present at birth |
| Sterile | unable to reproduce (produce children) and free of pathogens |
| Epidemic | when a large number of people, in one area, have the same disease |
| Endemic | a disease that is always present in one area Ex. malaria |
| Pandemic | a world wide disease Ex. AIDS |
| Epidemiology | the study of the spread of a disease |
| -itis | inflammation or swelling |
| -ology | the study of |
| Conjunctivitis | "pink eye" an infectious (communicable) disease, inflammation or swelling of the membrane of the eye |
| Influenza | a disease that affects the respiratory system. caused by different viruses |
| Mononucleosis | a viral infection that is transmitted primarily by oral (mouth) contact with exchange of saliva |
| Lymph Nodes | structures in the body which help fight infections |
| Opportunistic Disease/ Infection | disease/infection that are found with other types of infections(especially H.I.V./ A.I.D.S.) |
| Antibodies | proteins in the blood that neutralize, or destroy, pathogens |
| Vaccine | weakened or dead pathogens that introduced orally (by mouth) or by injection into a person's body to help prevent disease |
| Active Immunity | a type of immunity that results from the action of your body producing antibodies; provides long lasting or permanent protection from a disease |
| Passive Immunity | a type of immunity that results from the injection of antibodies, produced by an animal, into a persons body; provides short term protection from a disease |
| Hepatitis | a viral liver infection where bile enters the bloodstream causing a yellowing, or jaundice, of the skin |