huánzhuàngruǎngǔ
cricoid cartilage
- cricoid cartilage
- A ring-shaped cartilage located at the base of the larynx, positioned below the 甲状软骨 jiǎzhuàngruǎngǔ. It forms the lower part of the voice box and maintains an open airway by preventing the windpipe from collapsing during inhalation.