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Note that your final mark will not be saved in the system.
D1–D2 Structure and Function Categorise
Target Level
Pass
Running Total
0
0%
Attempt
1 of 3
Click on an item, then click on a category to place it. Or, drag and drop the item into the correct category. Organise all items before clicking 'Check'.

Arteries
Veins
Capillaries
Venuoles
Arterioles
Connect with arterioles and venuoles
Squeezed by muscle contractions
Carry deoxygenated blood back to the heart (except pulmonary) under low pressure
Elastic walls
Thickest outer walls
Carries blood away from the heart (except pulmonary) under high pressure
Carry oxygenated blood directly to the capillaries
Largest diameter
Thin walls
The site of gaseous exchange
Carries deoxygentaed blood directly to the veins
Largest lumen
Smallest diameter (once cell wide)
Thinnest walls
Surround the lungs and muscles
Can undergo diffusion
Connect capillaries and veins
Small lumen
Can increase in density in response to regular exercise
Connect arteries and capillaries