2.7 Blood groups

• Biologie
• Middelbare school
• vwo
• Leerjaar 2

Today

1. Fallbreak photo

2. Word of the week
3. Paragraph 2.7
4. Assignments

5. Tips for the test

Recap 2.5

The components of blood

	Plasma	Red bloodcels	White bloodcells	Platelets
Function	Liquid parts that carries the components of the blood	Transport oxygen	Protects againt disease	Involved in blood clotting

Recap 2.6

Blood clotting - done by platelets under
the influence of fibrinogen. 

Sufficient for small wounds, what
if you lose to much blood?

LET’S SUMMARIZE!

• When an antigen and antibody match & bind this leads to blood clotting (very dangerous!)
  
• The different blood types have different antigens on their red blood cells and different antibodies in their blood plasma.
  
• During a blood transfusion it is very important to pay attention to the blood types.
  

Assignments

Make assignment 51 - 63

Discussion about the questions allowed.

Need help? Use the 3Bs!

1. Book

2. Brain

3. Buddy

If all 3Bs fail, ask the teacher. 

Tips for the test

Textbook pages 57-59: keywords and their connections & knowledge and skills list.

Workbook pages 61-63: checklist and a helpful crossword!

-What would you additionally like in classroom to prepare?

No class on friday

So best of luck next week ;)