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Pilates Muscles #2

Posterior Ab Wall

Muscles of the Posterior Abdominal Wall Psoas Major, Iliacus, Iliopsoas, Quadratus Lumborum
Psoas Major Flexion of the lumbar spine. Unilateral contaction bends the truck laterally.
Iliacus Assists psoas in flexion of the hip.
Iliopsoas Action at the hip joint is flexion and stabilization.
Quadratus Lumborum Contraction of the muscle causes side bending of the lumbar spine and rib cage.
Thorax Intercostals
Intercostals Holds the shape of the rib cage. The muscles are invloved in inspiration and expiration.
Created by: laura_lea