This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nerves of Lower Extremity, Subject name: Anatomy
Anterior division of femoral nerv e supplies - 
Select and explain. 
A. Rectusfemoris, B. Sartorius, C. Iliacus, D. Pectineus
B: Sartorius
Answer: B: Sartorius 
Explanation: Ans. is 'b' i.e., Sartorius o Branches of femoral nerve areFrom the main trunk :- Nerve supply to iliacus, nerve supply to pectineus and a few vascular branches.From anterior division :- Intermediate femoral cutaneous nerve (intermediate cutaneous nerve of thigh), medial femoral cutaneous nerve (medial cutaneous nerve of thigh) and muscular branch to sartorius.Fromposteior division :- Saphenous nerve, nerve supply to quadriceps femoris (rectus femoris, vastus medialis, vastus lateralis, vastus intermedius).Articular supply Hip joint is supplied by nerve to rectus femoris; knee joint is supplied by nerve to three vasti.