3.5 the immune system

Planning for today + learning goals

  • Test information (5 min)
  • 3.5 the immune system (10 min)
  • Zondag met Lubach (15 min)
  • Practice 3.5 (10 min)


Learning goals:
  1. You can describe how antibodies protect against infection.
  2. You can describe how immunity is created.
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Slide 1: Slide
BiologieMiddelbare schoolvwoLeerjaar 3

This lesson contains 13 slides, with text slides and 1 video.

time-iconLesson duration is: 45 min

Items in this lesson

Planning for today + learning goals

  • Test information (5 min)
  • 3.5 the immune system (10 min)
  • Zondag met Lubach (15 min)
  • Practice 3.5 (10 min)


Learning goals:
  1. You can describe how antibodies protect against infection.
  2. You can describe how immunity is created.

Slide 1 - Slide

Foreign bodies / antigens / pathogens: substances that do not belong in your body.

First barriers:
  • Skin,
  • Mucous layer + cilia.


Substances that don't belong in your body can cause an infection.

Slide 2 - Slide

Pathogens activate your immune system -> white blood cells.

Pathogens are mainly bacteria and viruses.

The immune system recognizes viruses and other pathogens by their antigens.

Slide 3 - Slide

types of white blood cells
Some white blood cells destroy pathogens by closing them in. 




Other types destroy pathogens by antibodies

Slide 4 - Slide

Natural immunity

Slide 5 - Slide

artificial immunity
Vaccins:
Most vaccines contain a dead or weakened pathogen.

Slide 6 - Slide

Slide 7 - Video

Get to work!
Read 3.5 the immune system
Make ex: 1,2,3,7

Page 211

What you don't finish will be homework!

Slide 8 - Slide

statement 1
vaccinating is a civic duty.

Slide 9 - Slide

statement 2

People who are vaccinated (ex. corona) have more right to do things.

Slide 10 - Slide

statement 3
adolescents from 12 till 15 need approval of parents for medical procedures.

children of all ages should be able to decide for themselves.

Slide 11 - Slide

statement 4
I got vaccinated just for myself

Slide 12 - Slide

statement 5

my hereditary traits change because of the mRNA-vaccin.

Slide 13 - Slide