The spelling of the anatomical term "aditus glottidis inferior" can be quite intimidating due to its length and complexity. However, it can be broken down into smaller parts for easier pronunciation. The term contains two Latin words: aditus which means "entrance" and glottidis which refers to the glottis, which is the vocal apparatus at the opening of the larynx. The word "inferior" means lower or below. Using IPA phonetic transcription, the pronunciation of the word can be written as /əˈdaɪtəs ɡlɒˈtɪdɪs ɪnˈfɛriər/.
The term "aditus glottidis inferior" refers to a specific anatomical structure located within the human body. The aditus glottidis inferior can be defined as the lower opening of the larynx, which serves as the entrance into the lower part of the respiratory system that includes the trachea and ultimately leads to the lungs.
More specifically, the aditus glottidis inferior is situated above the trachea and below the epiglottis, which is a leaf-shaped cartilage that rests at the base of the tongue. The aditus glottidis inferior acts as a valve or gatekeeper, regulating the passage of airflow and food or liquid into their respective pathways.
During normal breathing, the aditus glottidis inferior remains open, allowing air to move freely in and out of the lower part of the respiratory system. However, during swallowing, the epiglottis closes over the aditus glottidis inferior to prevent food or liquid from entering the airway and directing it towards the esophagus for digestion.
Understanding the location and function of the aditus glottidis inferior is crucial in comprehending the respiratory and digestive systems' intricate interactions. Dysfunction or obstruction of the aditus glottidis inferior may lead to breathing difficulties, aspiration, or other complications related to the passage of air and food.
The part of the larynx immediately below the glottis.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.