Question: the protrusion of cartilage from the anterior neck area is known as
Answer: The cricoid cartilage / ˌkraɪkɔɪd ˈkɑːrtɪlɪdʒ / , or simply cricoid ( from the Greek krikoeides meaning `` ring - shaped '' ) or cricoid ring , is the only complete ring of cartilage around the trachea .