Surgery Which of the following is true about parathyroid? A Upper parathyroid glands are superior to junction of inferior thyroid aery and RLN B Most common location of ectopic parathyroid glands is paraesophageal C Lower parathyroid is anterior to RLN D All of the above π‘ Explanation Which of the following is true about parathyroid? β Correct Answer: D. All of the above