The musculoskeletal system is the combination of the muscular and skeletal systems working together and includes the bones, muscles, tendons and ligaments of the body.he musculoskeletal system is the combination of the muscular and skeletal systems working together and includes the bones, muscles, tendons and ligaments of the body.
A social identity is the portion of an individual's self-concept derived from perceived membership in a relevant social group.s originally formulated by Henri Tajfel and John Turner in the 1970s and the 1980s, social identity theory introduced the concept of a social identity as a way in which to explain intergroup behaviour.
SOCIAL BOND. Social bond is the degree to which an individual is integrated into the society, or âthe socialâ. Social bond is the binding ties or social bonding to the family. Social bond also includes social bonding to the school, to the workplace and to the community. Social Bond theory was written by Travis Warner Hirschi in 1969. Social Bond theory later developed into Social Control Theory.