Question

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18. What might account for why so many people across the globe have gotten sick upon exposure to the coronavirus, covid-19? What might account for why some exposed individuals remain asymptomatic? Please consider where we started in the course, with the general factors that determine how likely it is that an infection will result following exposure to a pathogenic microbe.

Answer 1

• Corona is one of pandemic spreading all over the world
• It is denoted as covid 19
• It is a viral disease spreading through aerosol
• It is started from wuhan in China which is involved more than 200 countries
• If the person is infected there is a great chance to get infection one who next to infected person. In This way it is spread to more individual
• If a person is infected, only symptomatic after 10 days Incubation period is 2 to 14 days
• In this asymptomatic period disease can spread
• Common symptoms are

1. Fever
2. Throat pain
3. Cold
4. Fatigue
5. Body pain
6. Headache
7. Loss of taste sensation

Person should take necessary precaution in order to prevent further spread

Preventive measures are

1. Frequent hand washing using alcohol based sanitizer
2. Using mask
3. Social distancing
4. Avoid gatherings
5. Avoid public function
6. Stay home
7. If person from infected area, he has to go for home quarrentine

Environmental factors like water and air can be source of virus in contact with infected person.