<prompt> Laryngeal cartilage forming complete circle -ArytenoidCricoidThyroidHyoid  <response>: Ans. is b i.e., Cricoid Ref: Dhingra 5thep. 299Lvrangeal cartilagesThyroid unpairedo It is the largest of all laryngeal cartilages. It is V shaped with right and left lamina. Both laminae alae meet anteriorly forming an angle of 90deg in males and 120deg in females. Vocal cords are attached to the middle of thyroid angle.Cricoid unpairedo It is the only cartilage forming a complete ring, therefore is shaped like a ring. It articulates with arytenoid cartilage to form cricoarytenoid joint, a type of synovial joint.Epiglottis unpairedo It is leaf-shaped elastic cartilage in adults. It is omega shaped in children. It forms the anterior wall of laryngeal inlet.Arytenoid cartilage pairedo Each Arytenoid cartilage is pyramidal in shape. Base articulates with cricoid cartilage, and apex supports the comiculate cartilage. A vocal process directed anteriorly and gives attachement to vocal cord. A muscular process directed laterally and gives attachment to intrinsic laryngeal muscles.Corniculate cartilage of Santorini: Pairedo Articulates with apex of Arytenoid cartilageCuneiform cartilage of Wrisberg: Pairedo Situated in aryepiglottic fold in front of comiculate cartilage. 