3. COMMUNICABLE
DISEASES
commonly known as Infectious Diseases. A diseases
that can spread to one person to another and can
cause larger of people to get sick.
They are cause by:
Bacteria
Viruses
Fungi
Parasites
Toxins
4. How are communicable diseases
spread?
There are 2 ways that communicable diseases
spread:
Direct Contact
Indirect Contact
5. 1. Direct Contact
- transmission occurs when direct physically contact
between an infected person and susceptible person.
2. Indirect Contact
- transmission occurs when there is no direct human-to-
human contact.
6. 1) Person-To-Person Contact
- infectious diseases are commonly transmitted by
Person-to-Person contact. Transmission happens
when someone touches or exchanges body fluids by
someone else.
2) Mother To Unborn Child
- a pregnant women may pass germs that causes
infectious diseases to unborn baby, some germs are
pass through the placenta. Germs in the vagina can be
transmitted to the baby during birth.
Types of Direct Contact:
7. 3) Droplet Spread
- the spray of droplets during coughing and sneezing can
spread and infectious disease. You can even infected
another person through droplets created when you speak.
8. Types of Indirect Contact:
1) Airborne Transmission
- you can catches diseases simply by breathing.
When you breath in airborne pathogenic
organisms, they take up residence inside you.
2) Contaminated Objects
- Some organism can live on objects for a short
time. Transmission occurs when you touch your
mouth, nose, or eyes before thoroughly washing
your hands.
9. 3) Food and Drinking Water
- infectious diseases can be transmitted via contaminated food
and water.
4) Animal-To-Person Contact
- some infectious diseases can be transmitted from an
animal to a person. This can happen when an infected
animal bites or scratches you or when you handle animal
waste.
10. Here are some tips to prevent spread of diseases:
Wash your hands or use hand sanitizer before handling
food and after shaking hands.
Always wash with soap and water if your hands are visibly
soiled
Try to minimize touching your mouth or nose with your
hands.
Avoid sick people, if possible.
Cover your mouth when you sneeze and cough and wash
your hands afterward
Stay up to date on vaccinations.
