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Hip Muscles - PowerPoint PPT Presentation


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Hip Muscles. Anterior Muscles. Sartorius. O – ASIS I – Proximal anteromedial aspect of tibial condyle N – Femoral F – Hip FLx, ADD, ER Knee Flx & medial rotation. Can palpate off ASIS but difficult to palpate in medium to heavy legged persons. Rectus Femoris. O – AIIS I –

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sartorius
Sartorius
  • O –
    • ASIS
  • I –
    • Proximal anteromedial aspect of tibial condyle
  • N –
    • Femoral
  • F –
    • Hip FLx, ADD, ER
    • Knee Flx & medial rotation

Can palpate off ASIS but difficult to palpate in medium to heavy legged persons

rectus femoris
Rectus Femoris
  • O –
    • AIIS
  • I –
    • Tibial tuberosity
  • N –
    • Femoral
  • F –
    • Knee EXT & Hip FLX

Any place over anterior thigh

psoas major
Psoas Major
  • O –
    • Transverse processes T12-L5
    • Intervertebral Disks T12-L5
  • I –
    • Lesser trochanter of femur
  • N –
    • Lumbar Plexus (L1-L4)
  • F –
    • Hip Flex & ER

Cannot be palpated unless rectus abdominus is relaxed

iliacus
Iliacus
  • O –
    • Illiac Fossa
  • I –
    • Lesser trochanter
  • N –
    • Femoral
  • F –
    • Hip Flx & ER
    • Assist with Hip ADD

Cannot be palpated unless rectus abdominus is relaxed

tensor fascia lata
Tensor Fascia Lata
  • O –
    • Iliac crest
  • I –
    • IT band and then into the knee via Gerdy’s tubercle
  • N –
    • Superior Gluteal
  • F –
    • Hip ABD,
    • Assist with knee Flx

Slightly in front of greater trochanter

gluteus medius
Gluteus Medius
  • O –
    • External surface of ilium between anterior & posterior gluteal lines
  • I –
    • greater trochanter
  • N –
    • Superior Gluteal
  • F –
    • Hip ABD,
    • Anterior fibers – IR & Flx
    • Posterior fibers -- ER and EXT

Slightly in front and above the greater trochanter

gluteus minimus
Gluteus Minimus
  • O –
    • External surface of ilium between anterior and inferior lines
  • I –
    • Greater trochanter
  • N –
    • Superior Gluteal
  • F –
    • Hip ABD,

Cannot be palpated

gluteus maximus
Gluteus Maximus
  • O –
    • Posterior gluteal line of ilium
    • Posterior surface of lower sacrum
    • Coccyx
  • I –
    • IT band and gluteal tuberosity
  • N –
    • Inferior Gluteal
  • F –
    • Hip EXT & ER
    • Upper fibers – Hip ABD
    • Lower Fibers – Hip ADD

Wide area on posterior pelvis

semitendinosus
Semitendinosus
  • O –
    • Ishial Tuberosity
  • I –
    • Proximal medial surface of tibia
  • N –
    • Sciatic (tibial)
  • F –
    • Knee flexion
    • Assists with hip EXT

Near the knee on posteromedial side

semimembranosus
Semimembranosus
  • O –
    • Ishial tuberosity
  • I –
    • Posteromedial apsect of medial tibial condyle
    • Medial meniscus
  • N –
    • Sciatic (tibial branch)
  • F –
    • Knee FLX
    • Assists with hip EXT

Largely covered by other muscles, can palpate tendon on posteromedial aspect of tibia

biceps femoris
Biceps Femoris
  • O –
    • Long Head
      • Ishial tuberosity
    • Short Head
      • Linea Aspera
  • I
    • fibular head
  • N –
    • Long Head – Sciatic (tibial)
    • Short Head – Sciatic (Peroneal)
  • F –
    • Knee FLX & Hip EXT

Posterolateral side of distal knee

piriformis
Piriformis
  • O –
    • Sacrum
  • I –
    • greater trochanter
  • N –
    • Sacral (L5-S2)
  • F –
    • Hip ER
gemellus superior
Gemellus Superior
  • O –
    • ishium
  • I –
    • greater trochanter
  • N –
    • Sacral (L5-S2)
  • F –
    • Hip ER
obturator internus
Obturator Internus
  • O –
    • Ishium
  • I –
    • Greater trochanter
  • N –
    • Sacral (L4-L5, S1-S2)
  • F –
    • Hip ER
gemellus inferior
Gemellus Inferior
  • O –
    • Anterior sacrum
    • Posterior portions of ishium
    • Obturator foramen
  • I –
    • Superior and poster portions of greater trochanter
  • N –
    • Sacral (L4-L5, S1-S2)
  • F –
    • Hip ER
obturator externus
Obturator Externus
  • O –
    • Posterior portions of ishium
  • I –
    • Greater trochanter
  • N –
    • Obturator
  • F –
    • Hip ER
quadratus femoris
Quadratus Femoris
  • O –
    • Posterior portions of ishium
  • I –
    • Greater trochanter
  • N –
    • Sacral (L4 -S1)
  • F –
    • Hip ER
pectineus
Pectineus

Angle between the pubic bone and femur

  • O –
    • Superior ramus of pubis
  • I –
    • Pectineal line of femur
  • N –
    • Femoral
  • F –
    • Hip ADD
adductor brevis
Adductor Brevis
  • O –
    • Body & Inferior pubic ramus
  • I –
    • linea aspera
  • N –
    • Obturator
  • F –
    • Hip ADD

Cannot be palpated

adductor longus
Adductor Longus
  • O –
    • Pubic crest
  • I –
    • linea aspera
  • N –
    • Obturator
  • F –
    • Hip ADD

Just below pubic bone on medial side

adductor magnus
Adductor Magnus

Posteromedial surface of thigh

  • O –
    • Inferior pubic ramus
    • Ishium ramus
    • Ishial tuberosity
  • I –
    • Line aspera
    • Adductor tubercle
  • N –
    • Anterior Portion --Obturator
    • Posterior Portion – Sciatic (Tibial)
  • F –
    • Hip ADD
gracilis
Gracilis
  • O –
    • pubic symphysis
  • I –
    • Medial Tibia (Pes Anserine Tendon)
  • N –
    • Obturator
  • F –
    • Hip ADD
    • Assist knee Flx

Medial side of thigh 2-3 inches below pubic bone