Linked from
The 26 pages that link to Capillary, each with the reason it gives.
VasodilationRelated: Upstream dilation influences how much blood reaches capillary beds.
ArteryRelated: Arteries ultimately branch into capillary networks where exchange occurs.
Nasal mucosaRelated: Dense capillaries near the surface help warm incoming air.
ArterioleRelated: Arterioles deliver blood to capillary networks.
Endocrine glandRelated: Dense capillary networks carry secreted hormones away from endocrine cells.