So the nervous system coordinates with the musculoskeletal system to basically create this type of voluntary motion. Now, the fourth type of function is in storage as well as mineral homeostasis. So basically, our bone contains special type of tissue known as adipose tissue. And adipose tissue consists of cells known as adipose. And these adipose, these adipose tissue basically stores our fatty acids in the form of triglycerides. And these triglycerides can be used to break down and form ATP molecules in the mitochondria of the body.