Messana
Eat right Clean house Wash hands Get enough exercise & sleep Proper health care **Use DIFFERENT KNIVES for cutting meats & vegetables & CLEAN cutting board w/ distinfectant
An Epidemiologist is a scientist who studies diseases including how they start, spread and how they are treated.
Body must fight off virus on its own! Vaccinations can help used to control spread of viral diseases a solution that contains weakened virus particles is injected into body body makes antibodies against that virus ** Viruses MUTATE from year to year producing new strains SO..vaccines YEARLY!!
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1) LOCK & KEY 2) Duplication of DNA/RNA within the nucleus 3) When cell is “BUSTING AT THE SEAMS” with the duplicated virus… VIRUS BURST OUT…spreading throughout your body… and U…Lil Darling…ARE SICK!!!!
The single biggest threat to man’s continued dominance on the planet is the virus” – Joshua Lederberg, Ph.D How a Virus Changes the World… contagion/index.html#&slider1=1 contagion/index.html#&slider1=1
What process do bacteria use to reproduce/replicate? Bacteria Reproduction Video Clip iWc iWc
Parasites… vo8 vo8 JIQs JIQs GJaE GJaE
Contagions – capable of being spread by direct or indirect contact (in other words…contagious Contagion Clip K5A K5A
4 main ways that pathogens are transferred: ◦ Person to person ◦ Food and water ◦ Environment ◦ Animals
Moist ◦ A lot like water Average temperatures ◦ Not too hot or too cold (EXTREME) Limited exposure to fresh air ◦ More ability to reproduce Sunlight ◦ Good for some, bad for others Food sources ◦ Sugars or decaying material
Regional Known disease that infecting more individuals than usual Global Large % of individuals infected Usually viral New disease to humans
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Each person will receive a test tube and a syringe You will carefully go around the room and trade fluids with 3 other people using your syringe When completed, sit down and write down who you traded with first, second and third
Purple/clear = Negative Blue/green = Positive