Question

which ring - shaped cartilage forms the inferior part of the voice box?
multiple choice
cricoid cartilage
thyroid cartilage
arytenoid cartilages
corniculate cartilages

Explanation:

The cricoid cartilage is the only complete ring - shaped cartilage in the larynx (voice box). The thyroid cartilage is the largest cartilage of the larynx but is not ring - shaped. The arytenoid cartilages are paired and not ring - shaped. The corniculate cartilages are small and not ring - shaped.

Answer:

Cricoid cartilage