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O,I,A,N-LE

TermDefinition
Sartorius SAIL` femoral triangle Origin Anterior Superior Iliac Spine Superior part of notch inferior to it
Sartorius INSERTION Pes Anserinus
Sartorius ACTION Hip flexion Abduction Laterally rotation of hip Medial rotation of leg when standing
Sartorius NERVE: Femoral L2,L3
Psoas Major ORIGIN Sides of vertebral bodies and intervetrebal discs of T12-L5 Transverse processes of Lumbar
Psoas Major INSERTION Lesser Trochanter
Psoas Major Action Acts together in hip flexion and lateral rotation Steadies the hip while standing
Psoas Major NERVE: Anterior Rami of Lumbar *L1,*L2, L3
Psoas Minor ORIGIN Sides of vertebral bodies and intervetrebal discs of T12-L1
Psoas Minor INSERTION Pectin pubis
Psoas Minor ACTION Acts together in hip flexion and lateral rotation Steadies the hip while standing Weak flexor of the trunk
Psoas Minor NERVE: Anterior Rami of Lumbar L1,L2,
Iliacus ORIGIN Upper 2/3 of the iliac fossa
Iliacus INSERTION Blends w/ Psoas Major Tendon to insert on the lesser trochanter
Iliacus ACTION Hip flexion Steadies hip Lateral Rotation
Iliacus Nerve Femoral *L2,L3
Gracilis ORIGIN Body and inferior ramus of pubis
Gracilis INSERTION Pes Anserinus, tibial tuberosity via patellar ligament
Gracilis ACTION Adduction- 3ducks pecking grass Flexion of the hip Medially rotates the knee
Gracilis Nerve Obturator *L2,L3
Obturator Externus ORIGIN Obturator membrane Margins of obturator foramen
Obturator Externus INSERTION Trochanteric Fossa (posterior view)
Obturator Externus ACTION Steadies the hip Laterally rotates hip
Adductor Brevis ORIGIN Body & inferior ramus of pubis
Adductor Brevis INSERTION Pectineal line Proximal part of Linea Aspera
Adductor Brevis Action Adducts Some flexion of hip
Adductor Brevis NERVE Obturator L2, *L3, L4 Branch of Anterior Division
Adductor Magnus Hamstring Part ORIGIN Ischial Tuberosity
Adductor Magnus Hamstring Part INSERTION Adductor Tuburcle
Adductor Magnus Hamstring Part ACTION Extends Hip
Adductor Magnus Hamstring Part NERVE Tibial part of Sciatic L4
Obturator Externus Nerve: Obturator Nerve L4
Adductor Longus SAIL` femoral triangle ORIGIN Body of pubis inferior to pubic crest
Adductor Longus SAIL` femoral triangle INSERTION Middle 3rd of the Linea Aspera
Adductor Longus SAIL` femoral triangle ACTION Adduction
Adductor Longus SAIL` femoral triangle NERVE Femoral L2,*L3, L4
Adductor Magnus Adductor Part ORIGIN Body & inferior ramus of pubis Ramus of Ischium
Adductor Magnus Adductor Part INSERTION Gluteal Tuberosity Linea Aspera Medial Super Condylar line
Adductor Magnus Adductor Part ACTION Adduct hip joint Flexes hip
Adductor Magnus Adductor Part Nerve Obturator L2, *L3, *L4 Branch of Posterior Division
Pectineus 3 ducks pecking grass ORIGIN Superior Ramus of Pubis
Pectineus 3 ducks pecking grass Insertion Pectineal line
Pectineus 3 ducks pecking grass ACTION Adduction Hip flexion Lateral rotation
Pectineus 3 ducks pecking grass NERVE Femoral *L2,L3 Receives some branch from Obturator
Vastus Lateralis ORIGIN Greater Trochanter Lateral Lip of Linea Aspera
Vastus Lateralis Insertion Quadriceps tendon Patellar ligament via tibial tuberosity
Vastus Lateralis ACTION Extends the knee
Vastus Medialis ORIGIN Inter Trochanteric Line Medial Lip of Linea Aspera
Vastus Medialis Insertion Quadriceps tendon Patellar ligament via tibial tuberosity
Vastus Medialis ACTION Extends the knee
Vastus Medialis NERVE Femoral L2,*L3*,L4
Vastus Lateralis NERVE Femoral L2,*L3*,L4
Rectus Femoris ORIGIN Anterior Inferior Iliac Spine Ilium Superior to acetabulum
Rectus Femoris INSERTION Quadriceps Tendon Tibial Tuberosity via pataller lig
Rectus Femoris Action Extends knee Stabilizes hip Helps Ilipsoas in hip flexion
Vastus Intermedius Origin Anterior and lateral surface of shaft of femur
Vastus Intermedius Insertion Quadriceps tendon Tibial tuberosity via the patellar lig
Vastus Intermedius Action Extends Knee
Vastus Intermedius Nerve Femoral L2, *L3, *L4
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