PBS 3.1.3 Part A

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Across
  1. 5. a portal that allows a pathogen access to a host
  2. 7. where a pathogen resides
  3. 9. a portal that is used by the pathogen when leaving its reservoir
  4. 10. a bacteria caused disease that takes <10 to infect you.
  5. 12. a very dangerous virus; less than 10 can infect you.
Down
  1. 1. a type of transmission when a pathogen goes right from one host to another.
  2. 2. the number of organisms it takes to cause an illness following exposure
  3. 3. Means vulnerable, more likely to get sick.
  4. 4. the infections agent is transmitted by air, inanimate object, or vector (ex. tick)
  5. 6. how the pathogen gets from reservoir to host or host to host.
  6. 8. the organism that is infected with the pathogen
  7. 11. these viruses can cross species barriers, like the one that caused covid-19.