<prompt> Which of the following movements will not be affected by involvement of the L5 Nerve root?Thigh abductionKnee FlexionKnee ExtensionToe Extension  <response>: Knee extension is carried out by L-2, 3 and 4 Femoral nerve. Injury at the level of L- 5, doesnt affect knee extension. Knee flexion is carried out by the root value: L -5 and S-1 Tibial nerve. Toe extension requires L-5 deep peroneal nerve Ref - BDC 6th e p140 lowerlimb 