| | Dental Health | Toothaches What is the shape of cartilaginous rings in trachea? The cartilaginous rings in the trachea are C-shaped. This shape allows the trachea to expand and contract as needed, while still providing support for the airway. Toothaches - Related Articles Late Term Effects of Partial Brain Radiation What 4 things can we do when life becomes stressful? How to Read an Eye Chart Without Glasses What is the medical term meaning deficient breathing? Laboratory Safety Hazards What Are the Dangers of Depression? How Can I Reduce My Waist Size?