You should see a doctor. You might need stitches.
Laceration
your skin bleeds because it has blood vessels and your hair has no blood vessels.
Anything that has blood can bleed. If the parts (skin, arteries, veins, etc.) that hold the blood in the body are cut then the blood escapes out (bleeds).
the epidermis and the dermis
if a hamster bleeds, it means that it might have gotten cut by something in it's cage. (nothing should be sharp in it's cage) If it bleeds that means it is either pregnant or starting to die.
restricted blood flow to the area
No, just ask anyone who's been circumcised. Your body stops bleeding by causing your blood to clot, regardless of where you are bleeding from.
A tear generally, since it is all layers & a cut may/may not be depending on depth.
restricted blood flow to the area
Yes.Ex:Hurry and bandage the cut before it bleeds too much!
That it is serious, or that your clotting factor is reduced--which is very serious.
They are what heals wounds. When we get a cut or wound they get to that area and stop the blood flow out of that area. They basically clog the area to stop bleeding. They also are what starts scabs.