Muscles of the Lower Extremity
About this set
Created by:
MatthewDutson on February 1, 2012
Subjects:
Description:
Origin, insertion, and action
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19 terms
Terms | Definitions |
|---|---|
Psoas Major | O: Lumbar vertebraeI: Femur A: Flexes the thigh |
Illiacus | O: Illiac crestI: Femur A: Flexes the thigh |
Gluteus Maximus | O: Sacrum, coxyx, and illiumI: Femur, fascia A: Extends thigh |
Gluteus Medius | O: IlliumI: Femur A: Abducts thigh, rotates thigh medially |
Adductor Longus | O: Pubic boneI: Femur A: Adducts the thigh |
Adductor Magnus | O: IschiumI: Femur A: Adducts the thigh, rotates thigh laterally |
Gracilis | O: Pubic boneI: Tibia A: Adduucts thigh, rotates lower leg medially |
Sartorius | O: IlliumI: Tibia A: Flexes leg, abducts thigh, rotates thigh laterally |
Biceps Femoris | O: Ischium, femurI: Fibula, tibia A: Flexes leg, extends thigh |
Semitendinosus | O: IschiumI: Tibia A: Flexes leg, extends thigh |
Semimembranosus | O: IschiumI: Tibia A: Flexes leg, extends thigh |
Rectus Femoris | O: IlliumI: Patella leading to the tibia A: Extends leg at knee |
Vastus Lateralis | O: Femur (posterior)I: Patella leading to the tibia A: Extends leg at knee |
Vastus Medialis | O: Femur (medial)I: Patella leading to the tibia A: Extends leg at knee |
Vastus Intermedius | O: Femur (anterior)I: Patella leading to the tibia A: Extends leg at knee |
Tibialis Anterior | O: TibiaI: Tarsal bones (cuneiform) A: Dorsiflexion and inversion of the foot |
Gastrocnemius | O: FemurI: Calcaneus A: Plantar flexion of the foot, flexes knee |
Soleus | O: Fibula and tibiaI: Calcaneus A: Plantar flextion of the foot |
Fibularis/Peronous Longus | O: Tibia and fibulaI: Tarsals and metatarsals A: Plantar flexion |
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