Muscles of the Upper Leg Flashcards
Where is the Origin of the Semimembranosus?
Ischium
Where is the Insertion of the Semimembranosus?
Tibia
What joints does the Semimembranosus cross?
Hip & Knee
What are the Actions of the Semimembranosus?
Knee Flexion & Hip Extension
Where is the Origin of the Semitendinosus?
Ischium
Where is the Insertion of the Semitendinosus?
Tibia
What joints does the Semitendinosus cross?
Hip & Knee
What are the Actions of the Semitendinosus?
Knee Flexion & Hip Extension
Where are the Origins of the Biceps Femoris?
Ischium, and short head also originates halfway down the posterior surface of the femur
Where is the Insertion of the Biceps Femoris?
Head of the fibula
What joints does the Biceps Femoris cross?
Knee & Hips
What are the Actions of the Biceps Femoris?
Knee Flexion & Hip Extension
Where are the Origins of the Rectus Femoris?
Iliac Spine & top of the Acetabulum
Where is the Insertion of the Rectus Femoris?
Front of the Tibia via Patella Tendon
What joints does the Rectus Femoris cross?
Knee & Hip
What are the Actions of the Rectus Femoris?
Extension of the knee and Flexion of the hip
Where is the Origin of the Vastus Medialis?
Femur
Where is the Insertion of the Vastus Medialis?
Front of the Tibia via Patella Tendon
What joint does the Vastus Medialis cross?
Knee
What is the Action of the Vastus Medialis?
Knee Extension
Where is the Origin of the Vastus Intermedius?
Femur
Where is the Insertion of the Vastus Intermedius?
Front of the Tibia via Patella Tendon
What is the Action of the Vastus Intermedius?
Knee Extension
Where is the Origin of the Vastus Lateralis?
Femur
Where is the Insertion of the Vastus Lateralis?
Front of the Tibia via Patella Tendon
What joint does the Vastus Lateralis cross?
Knee
What is the Action of the Vastus Lateralis?
Knee Extension
