This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Injuries Around Hip, Subject name: Orthopaedics
Trendelenburg test if perform mainly to assess the integrity of: 
Select and explain. 
A. Gluteus maximus, B. Gluteus Medius, C. Gluteus minimus, D. All of above
B: Gluteus Medius
Answer: B: Gluteus Medius 
Explanation: Ans. B. Gluteus MediusTrendelenburg test is performed to assess the integrity of the abductor mechanism of the hip joint. The Abductors of the hip includes Gluteus medius and minimus. As only one answer is expected, the bigger muscle, medius is the answer. If multiple answers are asked, then the answer would be B & C.