| Structure ..... | % of Total ..... | Structure .... | % of Total ..... |
| Aorta | 4% | Venules | 4% |
| Large arteries | 5% | Terminal veins | 0.3% |
| Mean arterial | Mean venous | ||
| Branches | 10% | Branches | 0.7% |
| Terminal branches | 6% | Large veins | 0.5% |
| Arterioles | 41% | Vena cava | 1.5% |
| Capillaries | 27% | ||
| Total: Arterial + capillary = 93% | Total venous = 7% | ||
Note: The % R in arterioles vs. capillaries, etc. shifts with vasomotion.