Which row correctly shows how the structure of an artery differs from that of a vein when viewed in transverse section under a light microscope?
- Aouter wall thicker; layer of muscles and elastic fibres thicker; diameter of the lumen narrower
- Bouter wall thicker; layer of muscles and elastic fibres thinner; diameter of the lumen wider
- Couter wall thinner; layer of muscles and elastic fibres thicker; diameter of the lumen narrower
- Douter wall thinner; layer of muscles and elastic fibres thinner; diameter of the lumen wider