WebOrigin. Insertion. Movement/Action. Erector spinae. Lower four thoracic vertebrae Upper thoracic vertebrae and the cervical vertebrae Extension of the vertebral column. Latissimus dorsi. Thoracic, lumbar vertebrae, sacrum and top of pelvis Upper part of humerus Adduction, extention and medial rotation of the arm. Retraction and depression of ... WebOct 24, 2024 · It is present between medially psoas muscle and laterally transverse abdominis muscle Origin: Posterior border of the iliac crest, transverse process of L5, and iliolumbar ligament. Insertion: Transverse …
Psoas Major - Origin, Insertion, Action, 3D Model AnatomyZone
WebPsoas. Origin: Anterior surfaces and lower borders of transverse processes of L1 - L5 and bodies and discs of T12 - L5. Insertion: Lesser trochanter. Action: Flex the torso and thigh … WebWhile both the psoas major and the iliacus act as flexors of the hip the psoas major has other responsibilities as well. ... As a dome like shape at the base of the ribcage its origin is at the back along the vertebrae of the spine and at the front on the ribs and the sternum. There is a central tendon that acts as an insertion point for the ... the brow bar savannah
Hip Flexors - Physiopedia
WebPsoas Minor Nerve. Branches of the upper lumbar nerves. psoas minor action. Flexes pelvis. human and ape psoas minor. Origin: T12 and L1: bodies and discs. Insertion: Femur: iliopubic eminence and pectineal line. Nerve: Ventral rami of lumbar nerves (L1-L2) (occasionally absent in humans, chimpanzees, gorillas) WebApr 29, 2024 · The psoas major has a fusiform shape and originates from the transverse processes and the lateral surfaces of the bodies of the first four lumbar vertebrae; it involves the transverse process of the last … WebApr 12, 2024 · Hip flexion solely is an action that, in synergy with psoas major, iliacus, rectus femoris and sartorius, enables the carry-through phase of the gait cycle. Get into the world of muscle function and biomechanics with Kenhub 3D muscle anatomy video tutorials. tasha interiors