Communicable Diseases

1. Nature and
Transmission of
Communicable
Diseases

2. At the end of the lesson, the
learners should be able to:
a. describes communicable diseases
b. identifies the various disease
agents of communicable diseases
c. describes how communicable
diseases can be transmitted from one
person to another.

20. Essential Learning
• Communicable diseases are infectious that are
caused by bacteria, virus, fungi or parasites.
• A person can get sick with an infectious disease
once all the elements in the cycle of infection
are present.