Hip Muscles

Front 1

Iliopsoas origin

Back 1

Transverse processes and lateral bodies of the T12-L5vertebrae, iliac fossa

Front 2

Iliopsoas insersion

Back 2

Lesser trochanter

Front 3

Iliopsoas action

Back 3

Hip flexion, ER, anterior pelvic tilt, ipsilateral lateral rotation, contralateral transverse pelvic rotation, lumbar flexion, lateral lumbar flexion

Front 4

Iliopsoas innervation

Back 4

Femoral nerve

Front 5

Rectus Femoris origin

Back 5

Anterior-inferior iliac spine (AIIS); reflected tendon—superior rim of the acetabulum and hip capsule

Front 6

Rectus Femoris insersion

Back 6

Superior patella and, via the patellar tendon, the tibialtuberosity

Front 7

Rectus Femoris action

Back 7

Flexion of hip, Extension of Knee, Anterior Pelvic Rotation

Front 8

Rectus Femoris innervation

Back 8

Femoral nerve

Front 9

Sartorius origin

Back 9

Anterior-superior iliac spine (ASIS

Front 10

Sartorius insersion

Back 10

Proximal medial anterior surface of the tibia (pesanserine)

Front 11

Sartorius action

Back 11

Flexion of hip, and Flexion of knee, External rotation of thigh as itflexed hip and knee, Abduction of hip, Anterior pelvic rotation, weak internalrotation of knee

Front 12

Sartorius innervation

Back 12

Femoral

Front 13

Adductor Longus origin

Back 13

Anteriorsurface of the body of the pubis

Front 14

Adductor Longus insersion

Back 14

Middle one third of the linea aspera of thefemur

Front 15

Adductor Longus action

Back 15

Adduction of hip, assists in flexion of hip, assists in anterior pelvicrotation

Front 16

Adductor Longus innervation

Back 16

Obturator nerve

Front 17

Adductor Brevis origin

Back 17

Anterior surface of the inferior pubic ramus

Front 18

Adductor Brevis insertion

Back 18

Proximal onethird of the linea aspera of the femur

Front 19

Adductor Brevis action

Back 19

Adduction of hip, External rotation as it adducts hip, Assists inflexion of hip, Assists in anterior pelvic rotation

Front 20

Adductor Brevis innervation

Back 20

Obturator

Front 21

Adductor Magnus origin

Back 21

-Anterior Head - Ischial ramus

-Posterior (Extensor) Head: ischial tuberosity

Front 22

Adductor Magnus insertion

Back 22

-Anterior: entirelinea aspera of the femur

-Posterior: adductor tubercle of the femur

Front 23

Adductor Magnus action

Back 23

Adduction of hip, External rotation as hip adducts, posterior head -extension of hip – (4th hamstring)

Front 24

Adductor Magnus innervation

Back 24

Obturator nervetibial portion of sciatic nerve (posterior)

Front 25

Pectineus origin

Back 25

Pectineal line on superior pubic ramus

Front 26

Pectineus insertion

Back 26

Pectineal (spiral) line on the posterior surface of thefemur

Front 27

Pectineus action

Back 27

Flexion of hip, Adduction of hip, External rotation of hip, Anteriorpelvic rotation

Front 28

Pectineus innervation

Back 28

Femoral nerve and occasionally a branch from the obturator nerve

Front 29

Gracilis origin

Back 29

Anterior aspect of lower body of pubis and inferior ramusof pubis

Front 30

Gracilis insertion

Back 30

Proximal medial anterior surface of the tibia just pos­terior to the attachment of the sartorius

Front 31

Gracilis action

Back 31

adduction of hip,Internal Rotation of hip, Assists with flexion of hip, weak internal rotation of knee

Front 32

Gracilis innervation

Back 32

Obturator nerve

Front 33

Gluteus Maximus origin

Back 33

Outer ilium, posterior gluteal line, thoracolumbar fascia,posterior side of sacrum and coccyx, and part of sacrotuberous and posteriorsacroiliac ligaments

Front 34

Gluteus Maximus insertion

Back 34

Gluteal tuberosity and iliotibial band

Front 35

Gluteus Maximus action

Back 35

Extension of hip, external rotation of hip, upper fibers assist inabduction, lower fibers assist in adduction, posterior pelvic rotation

Front 36

Gluteus Maximus innervation

Back 36

Inferior gluteal nerve

Front 37

6 Deep External Rotators origin

Back 37

Sacrum, posterior portions of ischium, andobturator foramen

Front 38

6 Deep External Rotators insertion

Back 38

Greater trochanter and posterior aspects of greatertrochanter

Front 39

6 Deep External Rotators action

Back 39

External rotation of hip

Front 40

6 Deep External Rotators innervation

Back 40

Branches from sacral plexus

Front 41

Biceps Femoris origin

Back 41

-Long Head: ischial tuberosity and part of the sacrotuberous ligament

-Short Head: lateral lip of the linea aspera below thegluteal tuberosity

Front 42

Biceps Femoris insertion

Back 42

Head of the fibula

Front 43

Biceps Femoris action

Back 43

Flexion of knee, extension of hip, external rotation of hip, external rotation of flexed knee, posterior pelvic rotation

Front 44

Biceps Femoris innervation

Back 44

-Long Head: tibial portion of the sciatic nerve-Short Head common fibular (peroneal) portion of the sciaticnerve

Front 45

Semitendinosus origin

Back 45

Ischial tuberosity and part of the sacrotuberous ligament

Front 46

Semitendinosus insertion

Back 46

Proximal medial surface of the tibia, just posterior to thelower end of the attachment of the sartorius

Front 47

Semitendinosus action

Back 47

Flexion of knee, extension of hip, internal rotation of hip, internalrotation of flexed knee, posterior pelvic rotation

Front 48

Semitendinosus innervation

Back 48

Tibial portion of the sciatic nerve

Front 49

Semimembranosus origin

Back 49

Ischial tuberosity

Front 50

Semimembranosus insertion

Back 50

Posterior aspect of the medial condyle of the tibia;additional attachments include the medial collateral ligament, obliquepopliteal ligament, popliteus muscle, and medial meniscus

Front 51

Semimembranosus action

Back 51

Flexion of knee, extension of hip, internal rotation of hip, internalrotation of flexed knee, posterior pelvic rotation

Front 52

Semimembranosus innervation

Back 52

Tibial portion of the sciatic nerve

Front 53

Gluteus Medius origin

Back 53

Outer surface of the ilium, above the anterior gluteal line

Front 54

Gluteus Medius insertion

Back 54

Lateral surface of the greater trochanter

Front 55

Gluteus Medius action

Back 55

Abduction of hip, lateral pelvic rotation to ipsilateral side, internalrotation flexion and anterior pelvic rotation (anterior fibers), and externalrotation, extension and posterior pelvic rotation (posterior fibers)

Front 56

Gluteus Medius inervation

Back 56

Superior gluteal nerve

Front 57

Gluteus Minimus origin

Back 57

Outer surface of the ilium between the anterior andinferior gluteal lines, as far posterior as the greater sciatic notch

Front 58

Gluteus Minimus insertion

Back 58

Anterior-lateral aspect of the greater trochanter andportion of superior capsule of the joint

Front 59

Gluteus Minimus action

Back 59

Abduction of hip, lateral pelvic rotation to ipsilateral side, internalrotation as femur abducts, flexion of hip, anterior pelvic rotation

Front 60

Gluteus Minimus innervation

Back 60

Superior gluteal nerve

Front 61

Tensor Fasia Latae origin

Back 61

Outer surface of the iliac crest just posterior to theanterior-superior iliac spine

Front 62

Tensor Fasia Latae insertion

Back 62

Proximal one third of the iliotibial band of the fascialata

Front 63

Tensor Fasia Latae action

Back 63

Abduction of hip, flexion of hip, tendency to rotate hip internally asit flexes, anterior pelvic rotation

Front 64

Tensor Fasia Latae innervation

Back 64

Superior gluteal nerve