Blood Vessels
- Created by: issyafd1
- Created on: 30-04-16 14:15
Other questions in this quiz
2. Which is NOT an adaption of the capillaries?
- Large surface area for diffusion
- Walls which are 1 cell thick
- Rough lining
- Bigger cross sectional area than the artery supplying them
3. What do the walls of venules contain?
- Lots of collagen and elastic fibre
- Little smooth msucle
- Lots of collagen
- Lots of elastic fibre
4. Why do capillaries in the brain have tight junctions?
- Prevent the drainage of brain fluid
- To prevent essential minerals diffusing into the capillaries
- To prevent fluid on the brain
- Ensure that oxygen does not diffuse back into the capillaries
5. What do artery walls contain?
- Elastic fibres and collagen only
- Elastic fibres, smooth muscle and collagen
- Collagen and elastic fibres only
- Elastic fibres and smooth muscle only
Comments
Report