Multiple choice Which among the following structures accomodates the circumvallate papillae? Intervenous tubercle Chordae tendineae Trabeculae carneae Sulcus terminalis Musculi pectinati Reveal answer Fill a bubble to check yourself D Correct answer Explanation It is a V shaped groove diffentiating the anterior two thirds of the tongue from the posterior third and containing the circumvallate papillae.