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Infectious Diseases
Diseases Unit
The 5 “S” of good Health
1. Soap
2. Safe Sex
3. Seat Belts
4. Sleep
5. Stress Reduction
Terms
Chain of infection: Series of step in the cycle of you getting sick
Pathogen: Microorganism that cause disease
Natural Environment: Where the pathogen lives
Reservoir: Where it waits (lives)- person, animal, soil, food, water
Terms
Portal of exit: How it is transmitted
1. Examples-
2. Salvia-Mono
3. Blood-HIV
4. Feces-Intestinal Disease
5. Nose/throat- cold/flu
Terms
Transmission:
1. Directly-person to person (hand shake, sneeze)
2. Insect-mosquitoes (West Nile)
3. Inanimate objects-utensils, toilet seats, syringes, door needles
Portal of entry: Skin, inhaled, food, & water
How to interrupt the Chain
1. Stay home if you’re sick
2. Wash hands
3. Immunize your kids
How to Stay Well:
1. Wash your hands
2. Avoid Touching your face
3. Beware of Hotspots- kitchen sponge, vacuum cleaner, washing machine, toilet, trash can
Avoid Catching a Cold
1. Drink lots of water- 2 quarts
2. Plenty of Rest
3. Eat plenty of fresh fruits & veggies
4. Wash your hands
5. Exercise regularly
6. Stay 3ft away from sick people
7. Be aware of what’s going on in tight places
Pathogens
Infectious diseases can occur when pathogens, microorganisms that cause disease, enter your body. If your body does not fight off the invaders quickly and successfully, you develop and infection!!!
Bacteria
Single Cell organism that can live almost anywhere on earth
-Chlamydia
-Whooping Cough
-Strep
-Pinkeye
-TB
-Tetanus
Viruses A piece of genetic material
surrounded by a protein coat.
-Common Cold
-AIDS
-HIV
-Measles
-Chicken Pox
-Polio
-Small pox
-Herpes
Fungi
Plantlike organism that cause diseases of the lungs, the mucous membranes, and the skin.
-Athlete’s Foot
-Ringworm
-Yeast Infection
-Jock Itch
Protozoa
Single-celled microorganisms that are larger and more complex then bacteria.
-Malaria
-Dysentery
-African Sleeping Sickness
Parasitic Worms
Worms that feed.
-Hookworm
-Tapeworm
-Pinworms