Anatomy 1

• Gluteus maximus


  O: Iliac wing (behind post. gluteal line)

  I: Iliotibial tract + gluteal tuberosity

  i: Inferior gluteal n.

  F: Hip extension, adduction
• Gluteus medius


  O: Iliac wing (between ant. and post. gluteal lines)

  I: Greater trochanter

  i: Superior gluteal n.

  F: Hip abduction, medial + lateral rotation
• Gluteus minimus


  O: Iliac wing (between ant. and inf. gluteal line)

  I: Greater trochanter

  i: Superior gluteal n.

  F: Abduction, medial rotation
• Piriformis


  O: Pelvic surface of sacrum

  I: Grater trochanter

  i: Sciatic plexus

  F: Lateral rotation, extension
• Gemellus superior


  O: Ischial spine

  I: Trochanteric fossa

  i: Sciatic n.

  F: Lateral rotation
• Obturator internus


  O: Obturator foramen, obturator membrane

  I: Trochanteric fossa

  i: Sciatic plexus

  F: Lateral rotation, adduction
• Gemellus inferior


  O: Ischial tuberosity

  I: Trochanteric fossa

  i: Sciatic n.

  F: Lateral rotation
• Quadratus femoris


  O: Ischial tuberosity

  I: Intertrochanteric fossa

  i: Sciatic n.

  F: Lateral rotation
• Iliopsoas (poses major and iliacus)

  O: T12 and L1-4 vertebrae + Iliac fossa

  I: Lesser trochanter

  i: Muscular branches of lumbar plexus

  F: Flexion of the hip
• Tensor fascia latae


  O: Anterior superior iliac spine

  I: Iliotibial tract

  i: Superior gluteal n.

  F: Internal rotation, flexio, abduction of hip, extension of knee
• Sartorius


  O: Anterior superior iliac spine

  I: Pes anserinus

  i: Femoral n.

  F: Flexion, external rotation of hip, flexion and internal rotation of knee
• Quadriceps femoris: Rectus femoris

  O: Anterior inferior iliac spine

  I: Tibial tuberosity (patellar ligament)

  i: Femoral nerve

  F: Flexion of hip + extension of knee
• Quadriceps femoris: Vastus medialis


  O: Medial surface of femur, pectineal line

  I: Tibial tuberosity (patellar ligament)

  i: Femoral nerve

  F: Extension of knee
• Quadriceps femoris: Vastus intermedius

  O: Anterior surface of femur

  I: Tibial tuberosity (patellar ligament)

  i: Femoral nerve

  F: Extension of knee
• Quadriceps femoris: Vastus lateralis

  O: Lateral surface of femur

  I: Tibial tuberosity (patellar ligament)

  i: Femoral nerve

  F: Extension of knee
• Pectineus


  O: Pecten pubis

  I: Pectineal line

  i: Femoral n.

  F: Flexion, adduction, external rotation of hip
• Adductor longus


  O: Pubic tubervle

  I: Medial lip of linea aspera

  i: Obturator n.

  F: Adduction, external rotation, flexion of hip
• Gracilis


  O: Inferior ramus of pubic bone

  I: Pes ansernius

  i: Obturator n.

  F: Adduction of hip, internal rotation of knee
• Adductor magnus


  O: Ischial tuberosity + ramus of ischial bone

  I: Medial lip of linea aspera + medial epicondyle

  i: Obturator n.

  F: (Strongest) adductor in hip
• Adductor brevis


  O: Inferior ramus of pubic bone

  I: Medial lip of linea aspera + femur

  i: Obturator n.

  F: Adduction and external rotation of hip
• Obturator externus


  O: Margin of obturator foramen

  I: Trochanteric fossa

  i: Obturator n.

  F: External rotation of hip
• Biceps femoris


  O: (LH) ischial tuberosity + (SH) lateral lip of linea aspera

  I: Head of fibula

  i: Sciatic n.

  F: Flexion lateral rotation of knee

  (LH also do extension in hip)
• Semitendinosus


  O: Ischial tuberosity

  I: Pes anserinus

  i: Sciatic n.

  F: Flexion, medial rotation of knee, extension in hip
• Semimembranosus


  O: Ischial tuberosity

  I: Medial condyle of tibia

  i: Sciatic n.

  F: Flexion, medial rotation of knee, extension in hip