A prison gang, correctly defined, is any gang (where a gang is a group of three or more persons who recurrently commit crime, and where the crime is openly known to the group) that operates in prison.
The skeletal system can be thought of as the passive partner in producing movement; the muscular system can be thought of as the active partner. This chapter explains how muscles interact with bones to maintain posture and produce movement.he skeletal system can be thought of as the passive partner in producing movement; the muscular system can be thought of as the active partner. This chapter explains how muscles interact with bones to maintain posture and produce movement.
Assisting in Movement. Skeletal muscles are attached to bones, therefore when the associated muscles contract they cause bones to move. Bone tissues store several minerals, including calcium (Ca) and phosphorus (P). When required, bone releases minerals into the blood - facilitating the balance of minerals in the body.