<prompt> Common peroneal nerve is related to which of the following structuresShaft of tibiaNeck of fibulaLower tibio-fibular jointShaft of fibula  <response>: B i.e., Neck of fibula Common peroneal nerve winds around neck of fibula to enter peroneus longus muscle. Because of its subcutaneous position it can be easily palpated here is very prone to injury. So fracture neck of fibula may cause foot drop. 