muscle groups to target

upper body

exercises muscle group  
Bench press  chest, laterals and front deltoids 
Bicep curls            full deltorid/shoulders, biceps and forearm  
Dumbell rows full back, shoulders and trapezius  

lower body

exercises muscle group  
Deadlift  glute, hamstrings and deep spine 
Inclined leg press         glutes, quadriceps and hamstring