Muscles I

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    • A. Satorius
    • - Origin: ilium
    • - Insertion: tibia
    • - Action: adduct & rotate thigh; extend tibia
    • B. Gracilis
    • - Origin: pubis/ischium
    • - Insertion: tibia
    • - Action: adduct thigh; draw thigh posteriorly
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    • A. Semitendinosus 
    • - Origin: ischium
    • - Insertion: tibia
    • - Action: flexes leg
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    • A. Semimembranosus 
    • - Origin: ischium
    • - Insertion: femur and tibia
    • - Action: extends thigh
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    • A. Adductor femoris
    • - Origin: ischium & pubis
    • - Insertion: femur
    • - Action: adduct thigh
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    • A. Adductor longus
    • - Origin: ischium & pubis
    • - Insertion: femur
    • - Action: adduct thigh
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    • A. Vastus medialis
    • - Origin: femur
    • - Insertion: patellar ligament
    • - Action: extend leg
    • *Quadriceps femoris muscles*
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    • A. Rectus femoris 
    • - Origin: femur
    • - Insertion: patellar ligament
    • - Action: extend leg
    • *Quadriceps femoris muscles*
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    • A. Vastus lateralis 
    • - Origin: femur
    • - Insertion: patellar ligament
    • - Action: extend leg
    • *Quadriceps femoris muscles*
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    • A. Biceps femoris
    • - Origin: iscium
    • - Insertion: tibia
    • - Action: flexes leg; abducts thigh
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    • A. Caudofemoralis
    • - Origin: caudal vertebrae
    • - Insertion: patella
    • - Action: abducts thigh, flex vertebral column
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    • A. Gluteus maximus
    • - Origin: sacral & caudal vertebrae
    • - Insertion: femur
    • - Action: abducts thigh
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    • A. Gluteus medius
    •      Origin: ilium, caudal & sacral vertebrae
    •      Insertion: femur
    •      Action: abducts thigh
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    • A. Tensor fasciae latae
    •       Origin: ilium
    •       Insertion: fascia lata (tough white nerve)
    •       Action: flex & abduct thigh
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    • A: Caudofemoralis
    • B: Gluteus maximus 
    • C: Gluteus medius
    • D: Tensor fasciae latae 
    • E: Vastus lateralis
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    • A: Semitendinosus 
    • B: Semimembranosus 
    • C: Adductor femoris
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    • A: Gastrocnemius 
    •       Origin - femur, knee fascia
    •       Insertion - calcaneus  
    •       Action - extends foot
    • *Plantaris: lies inside medial head of gastorcnemius
    •      Origin - femur & patella
    •      Insertion - base of phalanges
    •      Action - extend foot, flex digits
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    • A: Flexor digitorum longus
    •      Origin - tibia & fibula
    •      Insertion - phalanges 
    •      Action - flex toes
    • B: Tibialis anterior 
    •      Origin - tibia & fibula
    •      Insertion - 1st metatarsal 
    •      Action - flex foot
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    • A: Gastrocnemius
    • B: Soleus
    •      O - fibula
    •      I - calcaneus
    •      A - extend foot
    • C: Fibularis group
    •      O - fibula
    •      I - base of metatarsals
    •      A - one extends foot; others flex foot
    • D: Extensor digitorum longus
    •      O - femur
    •      I - base of digits
    •      A - extends digits
    • E: Tibialis anterior
Author:
tinibr11
ID:
224774
Card Set:
Muscles I
Updated:
2013-06-25 03:19:28
Tags:
Anatomy
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Description:
EEOB 2510 Muscles I
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