Chapter 9
The patella serves as a pulley by improving the angle of pull with the result being a greater mechanical advantage for the quadriceps during knee extension. A. True B. False
A. True
The sartorius, gracilis, and semitendinosus all insert just below the medial condyle on upper anteromedial tibial surface. A. True B. False
A. True
The tibia bears the majority of the weight as compared to the fibula. A. True B. False
A. True
The popliteus is innervated by the ____ nerve. A)femoral B)obturator C)sciatic D)tibial
D)tibial
The ____ ligament provides medial stability to the knee joint. A)anterior cruciate B)fibula collateral C)posterior cruciate D)tibial collateral
D)tibial collateral
knee extension
Rectus femoris Vastus lateralis Vastus intermedius Vastus medialis
Knee Internal Rotation
Semitendinosus Semimembranosus Popliteus
Knee External Rotation
biceps femoris
The iliotibial tract of the tensor fasciae latae inserts on Gerdy's condyle. A. True B. False
A. True
The lateral fibula serves as the attachment for knee joint structures but does not articulate with the femur or patella. A. True B. False
A. True
The _____ ligament provides lateral stability to the knee joint. A)anterior cruciate B)fibula collateral C)posterior cruciate D)tibial collateral
B)fibula collateral
The anterior and posterior cruciate ligaments are located on the outermost anterior and posterior surfaces of the knee joint. A. True B. False
B. False
The femoral condyles articulate with the fibular condyles during flexion of the knee. A. True B. False
B. False
The semimembranosus inserts anteromedially on the medial tibial condyle. A. True B. False
B. False
knee flexion
Biceps femoris(long and short heads) Semitendinosus Semimembranosus Popliteus
The ____ ligament provides posterior stability to the knee joint. A)anterior cruciate B)fibula collateral C)posterior cruciate D)tibial collateral
C)posterior cruciate
The biceps femoris is innervated by the ____ nerve. A)femoral B)gluteal C)obturator D)sciatic
D)sciatic
The semimembranosus is innervated by the ____ nerve. A)femoral B)gluteal C)obturator D)sciatic
D)sciatic
The knee joint is the largest joint in the body. A. True B. False
A. True
The ____ ligament provides anterior stability to the knee joint. A)anterior cruciate B)fibula collateral C)posterior cruciate D)tibial collateral
A)anterior cruciate
The rectus femoris is innervated by the ____ nerve. A)femoral B)gluteal C)obturator D)sciatic
A)femoral
The vastus intermedius is innervated by the ____ nerve. A)femoral B)gluteal C)obturator D)sciatic
A)femoral
The vastus lateralis is innervated by the ____ nerve. A)femoral B)gluteal C)obturator D)sciatic
A)femoral
The vastus medialis is innervated by the ____ nerve. A)femoral B)gluteal C)obturator D)sciatic
A)femoral
All three of the vasti muscles of quadriceps originate on proximal femur and insert on patellar superior pole. A. True B. False
A. True