I think the main difference is that the id means primal impulses, but superego means primal impulses and self control together.
Civilian Health and Medical Program of the Veterans Administration (CHAMPVA)
The motor unit is composed of both the skeletal and muscular systems.
3 Positive reinforcement is most effective when it occurs immediately after the behavior. Reinforcement should be presented enthusiastically and should occur frequently. Deliver reinforcement quickly: A shorter time between a behavior and positive reinforcement makes a stronger connection between the two
