Matching Pairs Epidemic FlashcardsOnline version Flashcards on epidemics by Benjamin D Morgan 1 viral disease 2 Viral diseases can be spread through... 3 Vital Signs 4 Epidemic definition 5 Increase 6 True 7 Immune 8 Vaccine 9 Possible Epidemic Vaccination Percentage Level 10 Herd Immunity 11 Virus 12 False 13 Decrease When 85-95% of the population is vaccinated against a virus When below 85-95% of the population is vaccinated against a virus Clues for determining if a person is sick AND what they might be sick with As the number of people in the population that were originally infected increased the number of people in the population who became sick/ill will A sickness caused by a virus is called The only way that a person can become immune to a viral disease is by becoming ill and then recovering (True or False) A harmless dead or weakened virus/bacteria that stimulates a person's immune system to mount defenses against the virus/bacteria infectious disease that spreads rapidly and sickens a large number of people The only way that a person can become immune to a viral disease is by becoming ill and then recovering OR by getting a vaccination (True or False) When a virus/bacteria cannot cause a person to become sick. You are considered __________ to this virus/bacteria A sub-microscopic particle that must infect living plant or animal cells to reproduce air, contaminated food, contaminated water, or contaminated surfaces As the number of people in the population that are immune to the disease increased the number of people in the population who became sick/ill will