By: Jake Kemp
The muscular system is an organ system consisting of skeletal, smooth and cardiac muscles. It permits movement of the body, maintains posture, and circulates blood throughout the body.
Function and Types
The function of the muscle system is for movement. There are three main types of muscle. This includes cardiac, smooth and skeletal muscle.
Muscles get their energy from protein. This can be obtained by eating meats such as steak and chicken.