Surgery All are true regarding superior laryngeal nerve block, except: A Needle pierces through thyrohyoid membrane B Sensory loss below level of vocal cords occurs C Internal laryngeal nerve is anesthetized D Thyroid notch is used as a landmark 💡 Explanation All are true regarding superior laryngeal nerve block, except: ✓ Correct Answer: B. Sensory loss below level of vocal cords occurs