Most tissues in the body have blood vessels that supply nutrients, but there are exceptions. An example is cornea tissue. Corneas have no blood vessels so that we can easily see through them. Cornea cells get nutrients from tears and a liquid behind the cornea called aqueous humour.
Sensitive_Answer2446 t1_ithuwis wrote
Reply to Is every single living cell adjacent to or “have access to” a capillary? Are there living cells not next to a blood/O2 source, and if so, how do they survive? by Friggin
Most tissues in the body have blood vessels that supply nutrients, but there are exceptions. An example is cornea tissue. Corneas have no blood vessels so that we can easily see through them. Cornea cells get nutrients from tears and a liquid behind the cornea called aqueous humour.