thrown up a lumbar nerve root stretch test femoral nerve stretch test the upper lumbar and nerve roots and femoral nerve for irritation with a patient roll the examiner flexes the patient's knee as far as possible with the patient's heel towards their buttock and inquires about increase in symptoms if no propagation occurs the hip is also extended to increase stretch to the femoral nerve the test is positive if significant back pain or articular pain in the lower extremity is present a positive test may indicate upper lumbar and nerve root irritation or femoral nerve problems [Music]