Lunge
vastus lateralis vastus medius vastus intermedius gluteus maximus adductor magnus adductor brevis
Leg extension
vastus lateralis
vastus medius
vastus intermedius
rectus femoris
Back extension
gluteus maximus biceps femoris semimembranosus semiteninosus adductor magnus erector spinae
Leg curl
biceps femoris semimembranosus semitendinosus sartorius gracilis gastrocnemius
Decline press
pectoralis major anterior deltoid triceps brachii pectoralis minor serratus anterior
DB fly
pectoralis major anterior deltoid middle deltoid biceps brachii serratus anterior
Shoulder/military press
anterior deltoid middle deltoid triceps brachii serratus anterior upper trapezius
upright row
middle deltoid biceps brachii brachialis brachioradialis upper trapezius
front DB raise
anterior deltoid middle deltoid biceps brachii serratus anterior upper trapezius
side DB raise
middle deltoid
serratus anterior
upper trapezius
prone DB raise
posterior deltoid middle deltoid infraspinatus teres minor middle trapezius rhomboids
bent-over row
latissimus dorsi teres major posterior deltoid biceps brachii brachialis brachioradialis
DB pullover
latissimus dorsi teres major sternal pectoralis major long head of triceps middle trapezius rhomboids
sit-up
rectus abdominus
rectus femoris
iliopsoas
sartorius
crunch
rectus abdominus
reverse crunch
rectus abdominus
rectus femoris
ilipsoas
sartorius
hanging leg raise
rectus abdominus
rectus femoris
ilipsoas
sartorius
abdominal (prone) bridge
rectus abdominus
rectus femoris
ilipsoas
sartorius
standing side bends
oblique abdominals
quadratus lumborum
erector spinae
oblique (side) bridge
oblique abdominals quadratus lumborum erector spinae tensor fascia latae gluteus medius
russian plate twist
oblique abdominals rectus abdominus rectus femoris iliopsoas sartorius