The thyroid gland originates from the
A) Foramen cecum
B) Anterior two-thirds of the tongue
C) Posterior third of the tongue
D) Midline of the inner surface of the pharyngeal arches
E) All of the above

Question

Quizplus · Accepted Answer

The thyroid gland begins to develop in a small depression in the middle of the tongue known as the foramen cecum. Note that as it develops the thyroid gland migrates downward to the lower front neck region. Disruption of this migration results in a large lump at the back of the tongue called the lingual thyroid.

The Thyroid Gland Originates from the