What is the primary function of the larynx?

The primary function of the larynx is to serve as the voice box. This structure is crucial for phonation, which is the production of sound that allows for speech. The larynx contains the vocal cords, which vibrate when air is passed through them, thus generating sound. This is essential not only for speaking but also for singing and other forms of vocal expression.

While the larynx does play roles in breathing and protecting the airway during swallowing, its foremost function is related to vocalization. Thus, considering the specific capabilities and roles of the larynx, its designation as the voice box accurately reflects its primary purpose in human anatomy and physiology.