Everything does. Except cartiledge and sooner outer parts of the eye. The note active the cell the more blood it needs. Look at the brain. It's all nerves and it accounts for about 20–25% of your blood output. read more
Vasa nervorum are small arteries that provide blood supply to peripheral nerves. The nerve also need noms. Neurons are very needy little things. Unlike some other cell types in your body they can't survive long without oxygen. read more
The cranial nerves receive their blood supply through a complex arterial network supplied by tributaries of the external carotid, internal carotid, and vertebrobasilar circulation. Frequently, all these territories contribute to the vascular supply of an individual cranial nerve along its course. read more