Structure and functions of veins, arteries and capillaries
Storyboard Text
- Well I can help you with that just meet me after school so we go over it together
- I have a project to do and I don't know anything about veins, arteries and capillaries.
- The structure of arteries would be the thick layer of muscle and elastic tissue allow the wall to handle high pressure blood from the heart, the structure of veins larger diameter than arteries and thinner less elastic walls do not contract and stretch easily can't handle high pressure and for capillaries would involve nutrients
- What are the structure of veins, arteries and capillaries
- The function of veins would be to return blood to he heart for capillaries are the links between arterial and venous systems where the exchange of gases, nutrients , waste and hormones take place between fluids and bathing body cells and last arteries to transport high pressure blood away from the heart to the capillary bed of tissues.
- Oh okay now I understand the structure of Veins and arteries and capillaries but what are their functions.
- Wide central lumen
- Thin outer layer
- structure of veins
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- Endothelium
- The inner layer of muscles and elastin
- Thick outer layer of collagen fibers
- Structure of Arteries
- Narrow Central lumen
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- endothelium
- Nucleus
- thick inner layer of muscle and elastin
- Structure of Capillaries
- Endothelial cell
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- Basement Membrane
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