Anatomy Structures preserved in in functional neck dissection A Carotid aery , Vagus nerve B Sternocleidomastoid muscle , Internal jugular vein C Neck nodes D Spinal accessory nerve , Submandibular salivary gland 💡 Explanation Structures preserved in in functional neck dissection ✓ Correct Answer: B. Sternocleidomastoid muscle , Internal jugular vein