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Iliopsoas Muscle flexion and medial rotation of the thigh by yaofenji

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									     Iliopsoas Muscle: flexion and
       medial rotation of the thigh
• O: Ilium and lumbar
  vertebrae
• I: femur
   Gluteus Maximus: extends the
              thigh
• O: Ilium, sacrum, coccyx
• I: femur
Adductors: Longus and Magnus
• Longus: adducts,
  flexes, laterally
  rotates
• Magnus: adducts,
  anterior flexion;
  posterior extension
• O: coxal bone
• I: femur
• #9 = gracilis
• Adducts thigh; flexes
  and medially rotates
  the leg
• O: pubis
• I: tibia
MUSCLES THAT MOVE THE
         LEG
Quadriceps(4): Rectus femoris;
vastus lateralis; vastus medialis;
      vastus intermedius
Vastus intermedius: under rectus
    femoris: extends the leg
  Hamstrings (3): biceps femoris,
semitendinosus, semimembranosus:
  extension of thigh, flexion of leg
             Tibialis Anterior
• Dorsiflexion; foot
  inversion
• O: tibia
• I: tarsal bones and
  first metatarsal
                        Soleus
• Plantar flexion
• O: tibia and fibula
• I: calcaneus

								
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