Muscles that Cross in the Knee and Hip Joints
| I). Muscles that Move the Thigh and Lower Leg | |
| A). Thigh Flexors | |
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1). Iliacus location
function
O: iliac fossa I: femur |
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2). Psoas major
location
function
O: lumbar vertebrae I: femur |
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| B). Thigh Adductors | |
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1). Adductor
magnus location
function
O: pubis/ishium I: femur
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2). Adductor longus location
function
O: pubis I: femur |
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3). Gracilis location
function
O: pubis I: medial tibia
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| C). Extensor of the Thigh | |
| 1). Gluteus Maximus location
function
O: ilium/sacrum I: posterior femur |
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D). Abducts the thigh |
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| 1). Gluteus medius location
function
O: lateral ilium I: femur |
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| 2). Gluteus minimus location
function
O: ilium I: femur |
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| 3).
Tensor fascia latae + iliotibilial tract location
function
O: iliac crest I: iliotibial tract to the tibia |
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E). Thigh Extenders and Knee Flexors Hamstrings |
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1). Biceps femoris:
location
function
O: ishium/femur I: fibula |
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2). Semitendinosus location
function
O: ishium I: tibia
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3). Semimembranosus location
function
O: ishium I: tibia
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| F). Knee Flexor (& Thigh Flexor) | |
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1). Sartorius location
function
O: ilium I: proximal tibia
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| G). Knee Extenders | |
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Quadriceps
femoris: 4 origins 1). Rectus femoris location 2). Vastus lateralis location 3). Vastus medialis location 4). Vastus intermedius location
function O: iliac spine & femur I: patella tendon to tibia |
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| II). Movements of the Ankles & Toes A). Anterior |
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1). Tibialis anterior location
function
O: tibia I: metatarsal |
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2). Extensor digitorum longus location
function
O: tibia I: phalanges |
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| B). Posterior | |
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1). Gastrocnemius location
function
O: Femur I: Calcaneal tendon to calcaneous |
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2). Soleus location
function
O: tibia & fibula I: calcaneal tendon |
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3). Calcaneal Tendon location
function |
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