facial expressions, the pulmonary muscles which are also your lungs can also be not thought of being used, but the most major one is the heart because you can't make your heart pump the blood through your body it just does it for you.
i dont think so
They use their Back tail flippers, moving it up and down. I think they also use their fins/flippers.. I dont know
No i dont think so they are only muscles. but they do have bones elsewhere
voluntary are the ones you have to think about to move such as the muscles in your arms, legs, fingers, toes. you dont have to think about contracting your heart or digesting your food. those are involuntary
i dont think i think u can but it might but i dont think it can
i dont know dummmy
no i dont think so
no they dont... animals have muscles
Its pretty obvious, and your brain think not your muscles and your brain tells your muscles what to do so no you don't use muscles to think.
I think that sea stars DONT have muscles because they have to move around the ocean and they can grow everything like if a leg gets chop off it grows again inmediaty...
i dont think so
I dont think its bad for your bones exaclly. its bad for your muscles and it might affect bones