Student Exploration: Disease Spread

7 September 2022
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question
Why do you think it is important to cover your mouth when you cough?
answer
So we don't spread germs to others
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Why should you always wash your hands before you eat?
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So we don't spread the germs on our hand to our mouths so we don't get sick
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Describe what happened on the SIMULATION pane:
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After 40.8 hours 0 people were airborne, 0 people were person to person, and 10 people were food born.
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Look at the color key on the bottom right of the Gizmo. What is happening when a person changes color?
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When a person turns blue they are airborne, green people are food born, and purple people are person to person.
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Predict: Some pathogens are spread directly from one person to another. This can happen when people come into direct contact or share items, such as drinking glasses. What do you think might affect how quickly a pathogen is spread from person to person?
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I think the amount of time spent together will effect it, the strength of the virus, the ventilation of the room ect.
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What does the purple person represent?
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person to person contact
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Click Play, and observe the simulation for a while. What must happen for the disease
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For the disease to spread you need time, in this case at least 40 hours for a people.
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How long did it take to infect five people?
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151.2 hours
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Experiment: Click Reset. Change the Number of people to 15. Click Play, and record how long it takes to infect five people. Repeat this four times for a total of 5 trials, and calculate the mean time. Repeat the experiment when there are 25 people and 35 people in the room.
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Answers for chart are below:
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15
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Time to infect five people, 5 trials (h): 6.3 hours, 11. 2 hours, 12.8 hours, 29.7, 13.3 hours Mean time (h): 20.66
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25
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Time to infect five people, 5 trials (h): 8.8 hours, 11.5 hours, 9.1 hours, 7.9 hours, 9.7 hours Mean time (h): 9.46
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35
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Time to infect five people, 5 trials (h): 10.1 hours, 0.8 hours, 2,7 hours, 4.6 hours, 3.1 hours Mean time (h): 9.46
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Interpret: Study the data you collected. What trend do you see in the data, and how would you explain it?
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That the hours can completely vary but the more people the more spreading, the less people the less spreading
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On the SIMULATION tab, click Play. Record the time it takes to infect five people for five trials, and find the mean. Then repeat the experiment with a medium and high probability of transmission. (Note: For the "Medium" setting, move the slider half-way between the Low and High positions.)
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I did 3 trials bc 5 takes way to long and this is auto generated anyways Answers for chart are below:
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Transmission Probability: Low
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Time to infect five people, 5 trials (h): 13.3 hours, 34.3 hours, 102 hours Mean time (h): 68 hours
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Transmission Probability: Medium
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Time to infect five people, 5 trials (h): 7.1 hours, 20.6 hours, 7.3 hours Mean time (h): 2.7 hours
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Transmission Probability: High
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Time to infect five people, 5 trials (h): 3.0 hours, 3.7 hours, 4.0 hours Mean time (h): 8.4 hours
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Interpret: Study the data you collected in the table above. What trend do you see in the data, and how would you explain it?
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That the lower the transmission probability the longer time it will take.
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At what time did the disease spread most slowly? Most quickly?
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The disease spreads the quickest right about after 6 hours and it spread the most slowly in the very beginning
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How could you explain this change in the rate of the disease's spread?
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the more people infected the faster the disease will spread
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Apply: An epidemic is the rapid spread of an infectious disease. How do you think a government could try to prevent an epidemic of a dangerous person-to-person pathogen?
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yes make staying home mandatory.
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Predict: How do you expect the spread of a foodborne disease to be similar to and different from the spread of a person-to-person disease?
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I don't think it will spread as fast
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What does each person do just before becoming infected?
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each person goes to the food table before they get infected
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How are foodborne pathogens transmitted?
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foodborne pathogens are transmitted by the consumption of the pathogen
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If a person in the simulation never eats or drinks anything from the buffet table, is it possible for them to become sick with the foodborne disease? Explain your answer.
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Um maybe if its a food born and an airborne pathogen but i think its highly unlikely, yes maybe through spit you could get it but its unlikely
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At what time did the disease spread most slowly? Most quickly?
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it went in phases so for example at around 36 hours 3 people got it and then there were no cases until 56 hours
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How could you explain this change in the rate of the disease's spread?
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The infection rate comes in waves and is completely dependent on the consumption of food.
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Compare: How does the spread of a foodborne pathogen compare to the spread of the person-to-person pathogen you studied in activity A?
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They are similar sort of but mostly different because in group a the likelihood of getting sick was so much higher and consistent
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Predict: How would you expect the spread of an airborne disease to be similar to and different from the spread of a foodborne disease and a person-to-person disease?
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the airborne disease is probably the highest for infection rates, then person to person and then food born just because consuming a pathogen is way harder then breathing it
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What patterns do you notice in how the airborne pathogen spreads?
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after running it a few times i noticed in the beginning it is a little unpredictable and then it begins to become more and more consistent
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How does the spread of an airborne pathogen compare to the spread of foodborne and person-to-person pathogens?
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I was right soo uhh refer to question 5 plz :)
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Think about it: Suppose there is an infectious disease at a party. How could doctors tell if the disease was foodborne, airborne, or transmitted person to person?
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I would give blood tests and have them spit run tests on everything and then start sing common treatments on all of them and also calculate in there symptoms and then figure out what they had and then figure out how it was transmitted
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Hey
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I know school is sucky rn, but things are gonna get better I promise, have a lovely day/or night get some sleep drink some water etc.