7 anatomy of thyroid gland and parathyroid glands

Question 1

location of the thyroid gland:

Answer 1

Found in either side of trachea in lower anterior triangle of the neck (pre-/para-tracheal)

Question 2

embryology of the thyroid gland

Answer 2

• Develops from an endodermal downgrowth of the floor of the pharynx between the anterior two thirds and posterior third of the tongue.
• Grows from FORAMEN CAECUM (between 1st and 2nd pharyngeal arches) to thyroid cartilage thus forming the THYROGLOSSAL DUCT
• in adult may form cysts, ectopic thyroid tissue, pyramidal lobe