<prompt> Chief extensor of thigh at hip joint is supplied by:Inferior gluteal nerveSuperior gluteal nerveSciatic nervePeroneal nerve  <response>: Ans. A Inferior gluteal nerveRef: Netters Clinical Anatomy, 3rd ed. pg. 279-280 The chief extensor of thigh at hip joint is gluteus maximus and helps in rising from sitting position. It is supplied by inferior gluteal nerve L5, S1, S2. mnemonic: M.I.G- 512 Gluteus medius are minimus are powerful abductor of thigh and are supplied by superior gluteal nerve L4, 5, S1. 