Infectious Diseases

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Added : 2015-11-09 Views :150K

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Infectious Diseases




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Presentations text content in Infectious Diseases

Slide1

Infectious Diseases

Slide2

What is an Infectious Disease?

Any disease that is caused by an agent that has invaded the body.

These are caused by:

Person to person contact

Food and water

Animals

Something in the environment

Slide3

Person to Person Contact

Sneezing

Coughing

Sharing Drinks

Slide4

Food and Water

Contaminated food

E

xample: Salmonella

Contaminated water

Drinking from streams and lakes

Slide5

Animals

From animal bites we can get rabies, malaria,

lymes

disease, West Nile etc.

Slide6

Environment

Pathogens that are present on most of the objects around you.

Door handles

Phones

Slide7

All infectious diseases are caused by a pathogen.

A pathogen is any agent that causes disease.

Examples:

Bacteria

Viruses

Fungi

Protozoan

Parasites

Slide8

Bacteria

A tiny single cell organism that lives everywhere on earth

.

Examples:

tuberculosis, tetanus, sinus infection

Treatments:

Antibiotics (which prevent growth and division of bacteria.

Slide9

Viruses

A disease causing particle made of genetic material and a protein coat.

Examples: Chicken pox, flu, measles, colds, AIDS

Treatment: Medication to treat the symptoms and prevent further production in human cells.

Slide10

Bacteria versus Viruses

Bacterial infections: Can be treated with antibiotic

Examples: strep throat, sinus infections

Viruses: Can only treat the symptoms. Some viruses just have to run their course.

Examples: flu, cold, mumps, measles, hepatitis

Slide11

Bacterial Diseases

Strep throat

Tuberculosis

Sinus infection

Malaria

Tetanus

Slide12

Viral Diseases

Common cold

Influenza (flu)

Cold sores

Warts

Mononucleosis

Chicken pox

AIDS

Slide13

Fungus

Organisms that absorb and use nutrients of living or dead organisms.

Examples: athletes foot, ringworm, yeast infections

Treatment: over the counter meds or prescription

Slide14

Protozoans

Single celled, microscopic organisms.

Leading cause of death in some parts of the world.

Example: malaria

Prevention: good hygiene and health

Slide15

Parasite

Get energy and nutrients from feeding on other things.

Examples: Head lice, tape worm,

lymes

disease

Slide16

How does your body fight diseases?

Physical Barriers: skin, mucous membranes

Consider these to be like a defensive line

Slide17

Inflammatory Response: reaction to injury or infection that is characterized by pain, redness, swelling.

This would be the linebackers

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Immune system: Contain certain types of blood cell and antibodies.

Safety

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If the pathogen makes it past your immune system and score a touchdown, you are now officially sick!


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