Third tubercle of femur provides attachment to: (A) Gluteus maximus, (B) Gluteus medius, (C) Gluteus minimis, (D) Piriformis
Answer is A. The gluteal tuberosity gives attachment to pa of the Gluteus maximus: its upper pa is often elongated into a roughened crest, on which a more or less well-marked, rounded tubercle, the third trochanter, is occasionally developed. ref - Bdc vol2 6th ediiton p13