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.
Figure 1: The muscles of the posterior chain. The posterior chain is the group of muscles that runs from your lower back down behind your legs, hence the name, posterior. These muscles include the lower back, the glutes, the hamstrings, and also the calves.The muscles in the posterior chain are important for jumping for several reasons.The first one is that due to their size they generally have plenty of potential to generate a lot of power for your jump.hese muscles include the lower back, the glutes, the hamstrings, and also the calves. The muscles in the posterior chain are important for jumping for several reasons. The first one is that due to their size they generally have plenty of potential to generate a lot of power for your jump.