This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Development of GU system and Neuro-vascular supply of pelvis & perineum, Subject name: Anatomy
Cremaster is supplied by 
Select and explain. 
A. Sacral plexus, B. Femoral branch of genitofemoral nerve, C. Genital branch of genitofemoral nerve, D. Femoral nerve
C: Genital branch of genitofemoral nerve
Answer: C: Genital branch of genitofemoral nerve 
Explanation: Cremaster muscle Lies in scrotum Sensory supply to cremaster Laterally -Femoral Branch of genitofemoral nerve Medially - Ilioinguinal nerve Motor supply to cremaster Genital branch of genitofemoral nerve