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Course: Health
Unit: Physical Health – Preventing Disease
Section: Infectious & Non-Infectious Disease
Tutorial: Types of Diseases and Their Causes
SLIDE 1
“There are two main types of disease: infectious disease and non-infectious disease. Do
you know the difference between the two? Click below for the answer.”
“Infectious diseases you catch from someone or something. They are conditions that
occur when a pathogen enters the body, multiplies and damages cells.”
“Non-infectious diseases are those that are not contagious but cause other health
problems. You get them from the environment, heredity or lifestyle choices.”
SLIDE 2
“Some examples of infectious diseases include the common cold, influenza, also known
as the flu, and STDs such as herpes and HIV.”
“Some examples of non-infectious diseases include skin cancer from over-exposure to
the sun, food poisoning and heart disease such as atherosclerosis.”
Pronunciation for ath⋅ er⋅ o⋅ scle⋅ ro⋅ sis: [ath-uh-roh-skluh-roh-sis, ath-]
SLIDE 3
“A pathogen is an organism or agent that causes disease when it invades the body. Can
you think of the main types of pathogens? Click the buttons to check your answers.”
SLIDE 4
“There are many different diseases caused by each pathogen. Do you know some
examples of diseases caused by the four types of pathogens? Click below to check your
answers.”
SLIDE 5
“People come into contact with infectious diseases in many different ways, such as
person to person, object to person, and animals or insects to people. Pathogens can
enter the body in food we eat, causing diseases such as botulism; in the water we drink,
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causing diseases such polio; in the air we breath, causing diseases such as the flu or
the common cold; through the skin, mucous and blood, causing diseases such herpes
and AIDS; through animals, causing diseases such as rabies; and through insects,
causing diseases such as malaria. In later sections, we will explore ways to prevent
both infectious and non-infectious diseases.”
SLIDE 6
“To review Diseases, answer these questions. Click the buttons to check your answers.”
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