Yes, of course, if the collective identity of the group is such that it seeks to challenge the legitimacy of the correctional system itself. In Texas, for example, the pre-service and in-service âgang/STG trainingâ includes information about a group called the âSelf Defense Family (SDF)â.
Click to read more below. The trapezius is one of the major muscles of the back and is responsible for moving, rotating, and stabilizing the scapula (shoulder blade) and extending the head at the neck. It is a wide, flat, superficial muscle that covers most of the upper back and the posterior of the neck.Like most other muscles, there are two trapezius muscles â a left and a right trapezius â that are symmetrical and meet at the vertebral column.he trapezius is one of the major muscles of the back and is responsible for moving, rotating, and stabilizing the scapula (shoulder blade) and extending the head at the neck.
The muscles of the lower back, including the erector spinae and quadratus lumborum muscles, contract to extend and laterally bend the vertebral column. These muscles provide posture and stability to the body by holding the vertebral column erect and adjusting the position of the body to maintain balance. Attached to the pelvis are muscles of the buttocks, the lower back, and the thighs. These muscles, including the gluteus maximus and the hamstrings, extend the thigh at the hip in support of the body's weight and propulsion.