This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Abdomen & Pelvis, Subject name: Anatomy
[{'content': 'Cremaster muscle is supplied by: \nSelect and explain. \nA. Genital Branch of pudendal Nerve, B. Genital Branch of obturator Nerve, C. Genital Branch of femoral Nerve, D. Genital Branch of Genitofemoral Nerve', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D. Genital Branch of Genitofemoral NerveThe cremaster muscle is a thin layer of striated and smooth muscle found in the inguinal canal and scrotum between the external and internal layers of spermatic fascia, surrounding the testis and spermatic cord. The cremaster muscle is a paired structure, there being one on each side of the body.The cremaster muscle is innervated from the genital branch of the genitofemoral nerve.', 'role': 'assistant'}]