The skeletal system creates the blood used in the circulatory system. The respiratory system has lungs that are protected by the bones used in the skeletal system.
the skeletal system helps keep the structure of the body. This system helps the respiratory system by protecting the lungs. The circulatory system is very useful. This system transports the food nutrients, and oxygen to the body cells.
The skeletal system is like a metal shield covering the body. This system helps the respiratory system by protecting the lungs. The circulatory system is very useful. This system transports the food nutrients, and oxygen to the body cells.
The skeletal system creates the blood used in the circulatory system. The respiratory system has lungs that are protected by the bones used in the skeletal system.
ReplyDeletethe skeletal system helps keep the structure of the body. This system helps the respiratory system by protecting the lungs. The circulatory system is very useful. This system transports the food nutrients, and oxygen to the body cells.
ReplyDeleteThe skeletal system is like a metal shield covering the body. This system helps the respiratory system by protecting the lungs. The circulatory system is very useful. This system transports the food nutrients, and oxygen to the body cells.
ReplyDeletethey make up the human body and make it function
ReplyDelete