Axial and appendicular
the axial snd appendicular
Crainum (Beacause if you didnt have a skull and if you bump into something,youll die. The Thorax(Ribs) Beacuse If something kicks you in the chest you will die also.
Their isn't just two functions there are six and they are: Shape Support Protection Movement Blood cell Formation Mineral storage
the skeletal system helps you support and protect your body.theskeletal system has four organs.