Parathyroid glands develop from branchial pouches: (A) 3rd & 4th, (B) 1st & 2nd, (C) 2nd & 3rd, (D) 5th & 6th
Answer is A. The inferior parathyroid glands develop from endoderm of the third pharyngeal pouch
The superior parathyroid glands develop from endoderm of the fourth pharyngeal pouch