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Communicable Disease

What is a communicable disease???

What do you think it is?

Disease-Any condition that interferes with the normal or proper functioning of the body or mind.

Communicable Disease-Disease that can be spread to a person from another person, or animal.

What causes a communicable disease?

GERMS!!!

Germs-organisms that are so small you cant see them without a microscope.

Pathogens

What do you think germs cause?

Pathogens-Germs that causes disease Simple enough??? What do pathogens lead too?

INFECTIONS

Infections happens when:

1. Pathogens enter body

2. multiply

Cause illness

So What happens if body cant fight off the pathogens?? You become Sick :/

Types of pathogens

1. viruses

2. Bacteria

3. Fungi

Virus

Virus-small and simplest pathogen Quick Review: What are pathogens??

Viruses causes mainly upper respiratory infections.

Viruses include:

Cold, influenza, pneumonia, chicken pox

Bacteria

Some bacteria are actually helpful! They help digest food Some live on skin and prevent infections.

Some bacteria is harmful and could cause: Strep throat Most foodborne illnesses

Fungi

Fungi is mainly consists of mold, yeast, mushrooms.

Fungi lives in warm temperature

Most are harmless but some are harmful

Harmful fungi could cause athletes foot.

How are pathogens spread???

Direct Contact

Some pathogens spread directly from one person to another.

Ex. Person who has pink eye may wipe their eye and then shake hands. Wash hands!!

Indirect Contact