Muscles of the hip Flashcards
Origin, insertion,innervation, function of the PSOAS muscle
-Origin: transverse processes of L1-L5 and vertebral bodies of T12-L5
-Insertion: lesser trochanter of the femur
-Nerve: anterior rami of L1-L3
-Mov:
>hip flexion and external rotation
>trunk flexion and side flexion
Origin, insertion,innervation, function of the ILIACUS muscle
- Origin: upper 2/3 of the iliac fossa, lateral surface of sacrum, anterior sacroiliac ligament, iliolumbar ligament
- Insertion: lesser trochanter of the femur
- Nerve: femoral nerve
- Mov: hip flexion and external rotation
Origin, insertion,innervation, function of the RECTUS FEMORIS muscle
- Origin: anterior inferior iliac spine (AIIS)
- Insertion: through the patellar tendon to the tibial tuberosity, patella
- Nerve: femoral nerve
- Mov: hip flexion and knee extension
Origin, insertion,innervation, function of the SARTORIUS muscle
-Origin: anterior superior iliac spine (ASIS)
-Insertion: proximal medial tibia (pes anserinus)
-Nerve: femoral nerve
-Mov:
>hip flexion, external rotation, abducion
> knee flexion, internal rotation
Origin, insertion,innervation, function of the PECTINEUS muscle
-Origin: superior ramus of pubis
-Insertion: pectineal line of femur
-Nerve: femoral nerve
-Mov:
>hip flexion and adduction
Origin, insertion,innervation, function of the GLUTEUS MAXIMUS muscle
-Origin: gluteal surface behind the posterior gluteal line, posterolateral surface of sacrum and coccyx, thoracolumbar fascia, sacrotuberous ligament
-Insertion: gluteal tuberosity, iliotibial band (IT band)
-Nerve: inferior gluteal nerve
-Mov:
>hip extension, external rotation , abduction
Origin, insertion,innervation, function of the SEMIMEMBRANOSUS muscle
-Origin: ischial tuberosity
-Insertion: medial tibial condyle
-Nerve: sciatic nerve
-Mov:
>hip extension and internal rotation
>knee flexion and internal rotation
Origin, insertion,innervation, function of the BICEPS FEMORIS muscle
-Origin: >long head: ischial tuberosity >short head: lateral lip of the linea aspera -Insertion: head of fibula -Nerve: sciatic nerve -Mov: >hip extension and external rotation >knee flexion and external rotation
Origin, insertion,innervation, function of the SEMITENDINOSUS muscle
-Origin: ischial tuberosity
-Insertion: medial surface of proximal tibia (pes anserinus)
-Nerve: sciatic nerve
-Mov:
>hip extension and internal rotation
>knee flexion and internal rotation
Origin, insertion,innervation, function of the GLUTEUS MEDIUS muscle
-Origin: gluteal surface of the ilium
-Insertion: greater trocanter on femur
-Nerve: superior gluteal nerve
-Mov:
>hip abduction, internal rotation and stabilization of the pelvis
Origin, insertion,innervation, function of the GLUTEUS MINIMUS muscle
-Origin: gluteal surface of ilium
-Insertion: greater trocanter
-Nerve: superior gluteal nerve
-Mov:
>hip abduction, internal rotation and pelvis stabilization
Origin, insertion,innervation, function of the TENSOR FASCIA LATAE muscle
-Origin: anterior superior iliac spine , anterolateral iliac crest
-Insertion: iliotibial band and lateral condyle of tibia
-Nerve: superior gluteal nerve
-Mov:
>hip abduction and internal rotation
>knee external rotation and stabilization
Origin, insertion,innervation, function of the ADDUCTOR MAGNUS muscle
-Origin:
>hamsting part: iscial tuberosity
>adductor part: inferior pubic ramus and ischial ramus
-Insertion: medial linea aspera, medial supracondylar line and adductor tubercle
-Nerve: obturator and sciatic nerve
-Mov:
>adductor part: hip adduction, flexion, external rotation
>hamstring part: hip extension, internal rotation
Origin, insertion,innervation, function of the ADDUCTOR LONGUS muscle
- Origin: pubic body
- Insertion: linea aspera
- Nerve: obturator nerve
- Mov: hip adduction, weak flexion and external rotation
Origin, insertion,innervation, function of the ADDUCTOR BREVIS muscle
- Origin: inferior pubic ramus and pubic body
- Insertion: medial lip of linea aspera
- Nerve: obturator nerve
- Mov: hip adduction, weak flexion and external rotation
Origin, insertion,innervation, function of the PIRIFORMIS muscle
- Origin: anterior surface of sacrum
- Insertion: greater throcanter
- Nerve: piriformis nerve
- Mov: external rotation and internal rotation and abduction when hip is flexed
Origin, insertion,innervation, function of the GRACILIS muscle
-Origin: inferior pubic ramus, ischial ramus and pubic body
-Insertion: medial surface of proximal tibia (pes anserine)
-Nerve: obturator nerve
-Mov:
>hip adduction
>knee flexion
Which are the rotator cuff muscles of the hip
gemellus superior, gemellus inferior, quadratus femoris, obturator internus, obturator externus
Which muscles insert on the pes anserinus
gracilis, sartorius, semitendinosus
Which are the hip flexors
iliopsoas, rectus femoris, pectineus, adductor magnus, , gracilis, adductor brevis, adductor longus, sartorius, rectus femoris
Which are the hip extensors
gluteus maximus, biceps femoris, semimembranosus, semitendinosus, adductor magnus
Which are the hip adductors
pectineus, adductor magnus, adductor brevis, adductor longus, gracilis
Which are the hip abductors
gluteus medius, gluteus minimus, sartorius, superior gemellus, inferior gemellus, tensor fascia latae, gluteus maximus, obturator internus, obturator externus
Which are the hip internal rotators
gluteus medius, gluteus minimus, tensor fascia latae, semimembranosus, semitendinosus, adductor magnus
