Kines Knee and Ankle lect

Which of the following best describes the knee (tibiofemoral) joint?

• Synovial hinge joint with uniaxial movement

• Cartilaginous joint with triaxial movement

• Ball-and-socket joint

• Saddle joint with biaxial movement

What is the primary function of the ACL?

• Prevents posterior displacement of the tibia relative to the femur

• Prevents anterior displacement of the tibia relative to the femur

• Prevents anterior displacement of the femur relative to the tibia

• Prevents posterior displacement of the femur relative to the tibia

What is the primary function of the PCL?

• Prevents posterior displacement of the tibia relative to the femur

• Prevents anterior displacement of the tibia relative to the femur

• Prevents anterior displacement of the femur relative to the tibia

• Prevents posterior displacement of the femur relative to the tibia

The ACL attaches from the:

• Anterior medial tibia to posterior lateral femoral condyle

• Anterior lateral tibia to posterior medial femoral condyle

• Posterior medial tibia to anterior lateral femoral condyle

• Posterior lateral tibia to anterior medial femoral condyle

The PCL attaches from the:

• Anterior medial tibia to posterior lateral femoral condyle

• Anterior lateral tibia to posterior medial femoral condyle

• Posterior medial tibia to anterior lateral femoral condyle

• Posterior lateral tibia to anterior medial femoral condyle

Which of the following is a common mechanism of injury for the ACL?

• Falling directly onto the knee cap

• Hyperextension with the knee flexed

• Sudden change of direction with the leg planted

• Overuse during stair climbing

Which of the following is a function of the ACL?

• Prevents hyperextension of the knee

• Prevents hyperflexion of the knee

• Prevents external tibial rotation

• Prevents patellar tracking

Which of the following is a function of the PCL?

• Prevents hyperextension of the knee

• Prevents hyperflexion of the knee

• Prevents external tibial rotation

• Prevents patellar tracking

Which of the following is a function of the MCL?

• Prevents hyperextension of the knee

• Prevents hyperflexion of the knee

• Prevents external tibial rotation

• Prevents patellar tracking

Which of the following is a function of the LCL?

• Prevents hyperextension of the knee

• Prevents hyperflexion of the knee

• Prevents external tibial rotation

• Prevents patellar tracking