Medicine All are TRUE about thyroid gland, EXCEPT: A Development stas at 3rd week of gestation B It develops from the floor of the primitive pharynx C Ectopic location of the thyroid gland is at the base of the tongue D Thyroid hormone synthesis begins at 20th week of gestation 💡 Explanation All are TRUE about thyroid gland, EXCEPT: ✓ Correct Answer: D. Thyroid hormone synthesis begins at 20th week of gestation