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Viral Diseases: List of Types & Contagiousness, Treatment, Preven
a. A patient can be contagious even though they aren’t showing signs. B. Viruses . 1. Germs that require a living host to multiply and survive. a. Once in the body the virus will attack healthy cells and replicate itself to spread throughout the host. b. Viruses survive by …
why viruses are not contagious

[DOCX File]Mr. Sault's Classroom - Mr. Sault's Thoughts
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It also lets the viruses make more viruses. The flu is an example of a virus. Viruses cannot be erased with medication. Most medicines can only help with the symptoms. Vaccines however, can prevent some diseases. Years ago polio was a deadly disease caused by a virus. Scientists invented a vaccine to protect against many viruses.
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[DOCX File]Social Studies - BELIZEAN STUDIES
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Apr 04, 2012 · Colds are the most contagious during the first 48 hours. A child who has a fever should remain at home until "fever free" for a minimum of 24 hours. A child who has started antibiotics needs to be on the medication for 48 hours before considered non-contagious and able to return to school.
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[DOCX File]BIO 208 - Microbiology - Unit 4 - Lecture 20 - Microbial ...
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the resistance to the spread of a contagious disease within a population that results if a sufficiently high proportion of individuals are immune to the disease, especially through vaccination. Measles, the most contagious virus on earth, needs to have as much as 95% of …
are all viruses contagious

[DOC File]Jones & Bartlett Learning
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Etiologic Agent. Diphtheria is an acute bacterial disease caused by Corynebacterium diphtheriae. Description of Illness. General facts: Diphtheria is an acute bacterial disease primarily involving the tonsils, pharynx, larynx, nose, occasionally other mucus …
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[DOC File]psych415.class.uic.edu
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We began looking at retroviruses because of their unique qualities. Typical viruses kill cells. Their strategy is to enter the cell, kill it and move on to the next one. However, with cancer, cells aren't killed; in fact, they multiply very rapidly. Therefore a virus couldn't cause cancer. Retroviruses, however, don't …
viruses that cause disease

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N1. The H5 molecule is common among bird influenza viruses but has not been seen on flu viruses that cause human epidemics. As a glance at the tables above will show, humans have had long experience with infections and vaccines by both H1 and H3 flu viruses. But the human population has absolutely no immunity against any H5 viruses.
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[DOC File]Broward County Public Schools Coordinated Student Health ...
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By analyzing the Framingham data, Christakis and Fowler say, they have for the first time found some solid basis for a potentially powerful theory in epidemiology: that good behaviors — like quitting smoking or staying slender or being happy — pass from friend to friend almost as if they were contagious viruses.
virus are not contagious

Viruses aren t contagious