What are four main functions of bones? protect organs, strengthen muscles, make skin cells, store nutrients strengthen muscles,
make blood, store waste, allow movement provide support, protect organs, make blood, store nutrients allow movement, make nerve cells, store nutrients, provide support
protect organs: The bones form cavities, that protect the internal organs from possible trauma. For example, the skull protects the brain against blows
provide support: The bones provide a rigid support estructure for muscles and soft tissues.
make blood: a connective tissue that is present in some cavities of bones, called red bone marrow produces red blood cells
allow movement: muscles are inserted into the bones through the tendons and their synchronized contraction allow movement.