Anatomy Which of the following structures is inferior to spheno petrosal Synchondrosis – A Abducens nerve B Osseous part of auditory tube C Cartilaginous part of auditory tube D Petro squamous sinus 💡 Explanation Which of the following structures is inferior to spheno petrosal Synchondrosis - ✓ Correct Answer: C. Cartilaginous part of auditory tube