Psoas Major

Front 1

Psoas Major

Back 1

ORIGIN
Transverse processes of L1-5, bodies of T12-L5 and intervertebral discs below bodies of T12-L4
INSERTION
Middle surface of lesser trochanter of femur
ACTION
Flexes and laterally rotates hip

Front 2

Iliacus

Back 2

Origin, Iliac Fossa.
Insertion, Lesser Trochanter Of Femur.
Actions, Flexes, Adducts And Laterally Rotates Hip.

Front 3

Gluteus Maximus

Back 3

Gluteus Maximus Origin – Post. Surface of Ilium posterior to posterior gluteal ...• Gluteus Maximus Insertion – Iliotibial tract and gluteal tuberosity• Gluteus Maximus Action – Extends thigh, rotates thigh laterally

Front 4

Gluteus Medius

Back 4

Origin : outer surface of ilium from iliac crest and posterior gluteal line above to the anterior gluteal line below, gluteal aponeurosis
insertion: lateral surface of greater trochanter;
action: abducts femur at the hip and rotates it medially

Front 5

Gluteus Minimus

Back 5

Action-Abduct
Origin-between anterior and inferior gluteal lines
Insertion-greater trochanter

Front 6

Tensor Faciae Latae

Back 6

Origin, Anterior superior iliac spine, outer lip of anterior iliac crest
Insertion, Iliotibial band. Action, Helps stabilize and steady the hip and knee

Front 7

Adductor Longus

Back 7

Adductor Longus. Origin: pubis. Insertion: linea aspera of femur. Action: adducts hip, flexes hip.

Front 8

Adductor Magnus

Back 8

Origin, Inferior Ramus Of The Pubis, Ramus Of Ischium, Ischial Tuberosity. Insertion, Linea Aspera And Adductor Tubercle. Actions, Adduct Hip, Medially Rotate Hip, Assist Hip Flexion.

Front 9

Gracilis

Back 9

origin: pubis; ischium insertion: tibia action: flexes knee

Front 10

Sartorius

Back 10

origin: ilium
insertion: tibia
action: flexes knee, flexion and lateral rotation

Front 11

Bicep Femoris

Back 11

insertion the tendon divides into two portions, which embrace the fibular collateral ligament of the knee-joint.
arises from the lower and inner impression on the back part of the tuberosity of the ischiumBoth heads of the biceps femoris perform knee flexion

Front 12

Semitendinosus

Back 12

Origin, Ischial Tuberosity. Insertion, Proximal, Medial Shaft Of The Tibia. Actions, Flex Knee, Extend Hip, Tilt Pelvis Posteriorly

Front 13

Rectus Femoris

Back 13

ORIGIN
Straight head: anterior inferior iliac spine. Reflected head: ilium above acetabulumINSERTION
Quadriceps tendon to patella , via ligamentum patellae into tubercle of tibia
ACTION
Extends leg at knee. Flexes thigh at hip

Front 14

Vastus Lateralis

Back 14

Origin, Inferior Ramus Of The Pubis, Ramus Of Ischium, Ischial Tuberosity. Insertion, Linea Aspera And Adductor Tubercle. Actions, Adduct Hip, Medially Rotate Hip

Front 15

Vastus Mdialis

Back 15

action: flexes the pelvis on the femur and gives ... synergists: psoas, sartorius, tensor fascia lata

Front 16

Vastus Intermedius

Back 16

origin : femur insertion : patella/tibia action : extends knee