SPRINT 3 LESSON 1 & 2

Have Ready:
- YOUR MACBOOK
- SITTING WITH YOUR BACK TO ME
- ONLY LESSON UP
- EVERYTHING ELSE CLOSED 
- USE FORCE QUIT
- MAXIMUM SOUND AND BRIGHTNESS
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Slide 1: Slide
BiologieMiddelbare schoolhavo, vwoLeerjaar 2

This lesson contains 14 slides, with text slides and 2 videos.

Items in this lesson

Have Ready:
- YOUR MACBOOK
- SITTING WITH YOUR BACK TO ME
- ONLY LESSON UP
- EVERYTHING ELSE CLOSED 
- USE FORCE QUIT
- MAXIMUM SOUND AND BRIGHTNESS

Slide 1 - Slide

HAVE READY:
- YOUR TEAM FOLDER
- YOUR TEAM PAGE ON TRELLO
- GOOGLE CLASSROOM
- NOTES
- KERBOODLE PAGE 89

Slide 2 - Slide

sprint 3 lesson 1 & 2
- is sprint 3 organised in the drive and on Trello
- who is going to be the scrummaster?

timer
5:00

Slide 3 - Slide

TODAY:
- the immune system
- lymphocytes
- phagocytes
- platelets
- diseases

Slide 4 - Slide

Antigens:
  • Antigens are like the passport of a cell. This how your body knows if a cell does or does not belong in your body.
  • Antigens are proteins that sit on the cell wall/cell membrane of all cells in nature.

Slide 5 - Slide

Antibodies:
  • Your cells produce these to fit the antigens and so attack the pathogens. These are produced by the B-cells.
  • stick to antigens
  • make pathogens stick together
  • stop reproduction 
  • work as a gps

Slide 6 - Slide

Phagocytes:
  • The stupid soldiers
  • They attack anything with foreign antigens.
  • The also attack anything with antibodies attached
  • They can track antibodies.

Slide 7 - Slide

Lymphocytes:
  • B-cells
     - stick the antibodies together
     - produce the antibodies
     - make memory cells
  • T-Helper cells
     - identify enemies
     - activate B-cells
  • T- Killers cells
    - if need be produce toxins to kill the pathogens the phagocytes can't kill
    - produce toxins to neutralise those of the pathogens

Slide 8 - Slide

Slide 9 - Video

Diabetes:
  • A person who is a diabetic cannot make the hormone insuline.
  • Insuline is needed to change glucose into a chemical that is stored in the liver.

Slide 10 - Slide

Heamophelia
  • A heamopheliac does not produce platelets or fibrine.
  • They can bleed to death from even the smallest wounds.

Slide 11 - Slide

heart attack
  • One or more bloodvessels around the heart muscle (coronary arteries) is blocked.
  • Parts of the heart stop beating or start beating irregularly.

Slide 12 - Slide

Stroke
  • One or more bloodvessels to the brain are blocked.
  • Parts of the brain get starved of Oxygen and can be damaged permanently.

Slide 13 - Slide

Slide 14 - Video