Backside

Back Thighs, Central Hamstrings, Spine

Semitendinosus, Piriformis, Gluteus Maximus, Gastrocnemius

Posterior Aspect Muscle Group
se
Psoas Major, Rectus Femoris, Tibialis Anterior
Pyramidalis, Linea Alba, Transverse Abdominis, Sternohyoid, Mentalis
BR
SE
SI
AP
LV
Major Muscle Groups
Semitendinosus, piriformis, gluteus maximus, gastrocnemius
Associated Muscle Groups
Spinal rotators, erector spinae, temporalis, procerus, nasalis
Backside and Frontside Major Muscle Groups
BR