This is true. 
The nervous system is made up of the brain and the spinal cord 
        
             
        
        
        
Joints in both the skull and in the elbow move. however if you break a join in your elbow you will most likely survinve. if you break one in your skull you have a higher chance of death then you would if it had been your  elbow.
        
                    
             
        
        
        
The life expectancy of a human is 70-80 years of age.
        
                    
             
        
        
        
Plain and simple... exercise!
        
                    
             
        
        
        
<h3>Bone is a connective tissue beacuse There are many functions in the body in which the bone participates, such as storing minerals, providing internal support, protecting vital organs, enabling movement, and providing attachment sites for muscles and tendons.</h3><h3 />