Development of Kidney & Urinary Tract — Topic Test
16 questions · exam mode (answers revealed at the end). 18 min suggested.
A 3-year-old child presents with a smooth cystic swelling at the base of the tongue causing dysphagia, and imaging confirms a lingual thyroid. This ectopic thyroid tissue results from arrested descent along a tract whose origin in the adult tongue is marked by which structure?
ASulcus terminalis
BForamen caecum
CPalatoglossal arch
DLingual tonsil