YR3_CH10_LSN2_pathogens

• Biologie
• Middelbare school
• havo, vwo
• Leerjaar 2

LESSON 2

CHAPTER 10: Immunity

Pathogens

Learning goals:

• I know what pathogens are.
• I  know how pathogens make us ill.
• I understand the difference between microbes and pathogens.

KEY WORDS:

• microbes
• pathogens
• bacteria
• viruses
• fungi
• parasites

Review the keywords with your table mate and make changes if needed

What is a pathogen?

• Any organism that causes disease
• Actually: microorganism/microbe that causes disease
• microscopic, unicellular plants and animals are called protozoans
• microorganism = organism of microscopic size
• multicellular, macroscopic organisms that cause disease = parasites

Drag and drop: to what group does the pathogen belong?

virus

bacterium

fungus

protozoan

parasite

Diseases caused by viruses

chicken pox

common cold

flu (influenza)

rabies

COVID-19

ebola

herpes

Diseases caused by bacteria
cholera

tyfoid fever

plague

tuberculosis

multiple infections

Diseases caused by viruses

chicken pox

common cold

flu (influenza)

rabies

COVID-19

ebola

herpes

and many more...

Diseases caused by bacteria
cholera

tyfoid fever

plague

tuberculosis

tetanus

multiple infections

and many more...

Diseases caused by fungi

athlete's foot

ringworm

candiasis

and many more...

Diseases caused by protozoa
malaria

African sleeping disease

toxoplasmosis

leishmaniasis

and many more

Transmission

• the spreading of pathogens (thereby increasing the rate of infection
• How to prevent disease in the first place?

Prevent transmission!

Describe different ways to prevent transmission of pathogens

Assignments on classroom

work through the assignments on lesson 2.

HOMEWORK for lesson 3:

Complete these assignments