The tissue cells reproduce and cover cuts, and for bones it is basically the same.
parasites?
yes if you run
Bone injuries heal very quickly because bone has a lot of direct blood flow. This direct blood flow delivers the nutrients needed to heal an injury.
Injuries in the brain do not heal because brain cells cannot grow back. On the other hand body cells (skin) do grow back.
No, they will eventually heal.
Cat injuries can sometimes heal on their own, but more serious injuries usually require medical intervention from a veterinarian to ensure proper healing and prevent complications.
Because they have a greater blood supply
People are able to drink the water and survive. Water brings life to plants and the people aet them. Water can heal injuries sometimes.
Platelets
The neurons in the brain and else where do not normally regenerate. Skin cells do regenerate.
the bone and muscle tissue need to reform
yes Jeff had to leave because he had to heal his injuries