| Pikes |
| Highways |
| Main lines |
| Ways to go |
| Major roads |
| Inner tubes? |
| Blood lines? |
| Thoroughfares |
| Heart vessels |
| Vital vessels |
| Blood vessels |
| Blood carriers |
| Main and hardened |
| Aorta & femoral ... |
| Major thoroughfares |
| Parts of highway systems |
| They come from the heart |
| Highway system components |
| Vessels of interest to Spock |
| Blood vessels — major roads |