1. Learning Objectives Key Words – Recap... Blood Clotting
20 November 2018
Blood Clotting
Recap the process of atherosclerosis
Draw a flow diagram of blood clotting
Describe what occurs at each stage of clotting
Key Words –
Thromboplastin, prothrombin, thrombin, fibrinogen,
fibrin
Recap...
The formation of an atheroma
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Do you know how... Is a good chance for an extension task
The time bar is two rectangles. The one on top has the word but a clear background, the other is on a horizontal wipe with a duration of 5 minutes. You can get up to 10 using the animations section
5 Minute Task

2. Past paper question

3. Peer assessment
Self-perpetuating= renewing itself over time/ negative feedback, will only get worse

4. Discuss with a partner…
Why does blood need to clot? What are the benefits of blood clotting? When could this natural process be a negative thing?

5. Task 1
All: Draw a diagram to explain the clotting process. Most: Label which molecules involved are enzymes. Some: Which molecules are soluble and which are insoluble?
LO’s: To explain the process of blood clotting.
To analyse the reactions involved in the clotting process.

7. True or false Fibrin in soluble, fibrinogen in insoluble.
Thrombin converts into thromboplastin.
Thromboplastin is an enzyme.
Ca+ ions are needed for the clotting cascade to occur.

8. Task 2
Use the key words to create a diagram, flow chart or description of the process of blood clotting and atherosclerosis.
Add answers to the following question:
Extra challenge:
1. How might this lead to cardiovascular disease?
2. How could this be avoided?

9. Plenary: Exam question

10. Peer-assessment