some tip tissue like the the stuff that get crusty on your lips
are bones covered by skn
Cartilage
the ends of the bones are, yes
I believe it is the skin that protects and covers the bones of your body.
articular cartilage
cartlage
Periosteum covers bones. It is a fine tissue.
tendons
It is covered in cartilage
It is the bones at the chest that protects your chest. They are covered in muscle and tissue which does help pad and insulate it from the environment but it is the bones that do most of the protecting.
hyaline cartilage
No the entire area was covered in ash and rock and mud.