<prompt> All of the following statements are true regarding thyroid development except?Endodermal in natureForamen caecum forms thyroglossal ductParafollicular C cells are formed from 2nd pouchParafollicular C cells are derived from neural crest cells  <response>: Parafollicular C cells are derived from Neural crest cells Thyroid Development: It is endodermal in origin. It begins as a diveiculum known as thyroglossal duct arising from foramen caecum at the base of tongue. Ultimobranchial body is invaded by NCC giving rise to Parafollicular C cells. 