Fig. 1. Diagram of the external anatomy of the larynx, trachea, pharyngeal muscles, and esophagus in lateral view. The plane of the study for histological preparations is indicated in pink. Note that the cricopharyngeus muscle covers the recurrent laryngeal nerve in its final trajectory within the tracheoesophageal groove.

Anat Cell Biol 2024;57:392~399 https://doi.org/10.5115/acb.24.052

© Anat Cell Biol