1. What is this?
What do you think it’s function is?
Do you recognise any of the labels?

2. Blood Vessels
Date:

3. Lesson Objectives Practise microscope technique and diagram drawing
Observe features of veins and arteries
Identify and explain features of blood vessels

4. Microscopes - recap how to use

5. What makes a good diagram?
Which of the examples is better? Explain why!

6. Veins and Arteries
Use the microscopes to view TRANSVERS SECTIONS of arteries and veins
Draw LARGE, CLEAR diagrams of what you see
Make a note of any differences you see
Can you label any of the features?

7. Labelling

8. How does this information help to explain the feeling of ‘pins and needles’ if you spend too long sat down?

9. Properties of blood vessels
Name of vessel
Description
Explanation
Artery
Vein
Capillary

10. Circulation in the whole body
Using what you know about the heart and blood vessels, can you construct a simple diagram to show the flow of blood around the body?
Include the route the blood takes…
Through all four chambers of the heart
Through the major blood vessels
Past the lungs

11. Label:
Aorta
Vena cava
Arteries
Veins
Pulmonary artery
Pulmonary vein
Blood vessels of the body
Blood vessels of the lungs
Where would we find a network of capillaries (very fine blood vessels)?