Lumbar Spine Movement Analysis

Lumbar Spine Movement Analysis

Lumbar Spine Movement Analysis

Longissimus Thoracis Agonist concentric REPLACEion-Longissimus thoracis REPLACEs at the posterior tubercle of the traverse processes of vertebrae C2-C6 Origin-originates from the first five vertebrae (T1-T5) Plane motion- lateral flexion and rib rotation

Rectus Abdominis Antagonist concentric REPLACEion-Rectus abdominis REPLACEs at costal cartilages of ribs 5-7 Origin- rectus abdominis originates from pubic crest and pubic symphysis Plane motion- lateral flexion

Semispinalis Capitis Antagonist concentric REPLACEion- semispinalis capitis REPLACEs at the back base of the skull Origin- this muscle originates from articular processes of vertebra C4-C7 Plane Motion- rotation of the head and lateral flexion

Iliocostalis Thoracis Agonist concentric REPLACEion- traverse processes of vertebra C4-C6 Origin- These muscles originate from the angles of ribs 3-6 Plane motion- lateral flexion

Splenius Cervicis Agonist eccentric REPLACEion- splenius Cervicis REPLACEs at transverse processes of C1-C3 Origin- This muscle originates from spinous processes of T3-T6 Plane motion- extend the neck and lateral flexion